Please run iperf3 -c 127.0.0.1 and post results here to make router database

Here's the Linksys E8450.

root@vasishta:~# uname -a
Linux vasishta 5.10.146 #0 SMP Fri Oct 14 22:44:41 2022 aarch64 GNU/Linux
root@vasishta:~# grep name /etc/board.json
		"name": "Linksys E8450 (UBI)"
root@vasishta:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 56592 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec   384 MBytes  3.22 Gbits/sec    0   1.94 MBytes       
[  5]   1.00-2.00   sec   386 MBytes  3.23 Gbits/sec    0   1.94 MBytes       
[  5]   2.00-3.00   sec   388 MBytes  3.25 Gbits/sec    0   1.94 MBytes       
[  5]   3.00-4.00   sec   401 MBytes  3.36 Gbits/sec    0   1.94 MBytes       
[  5]   4.00-5.00   sec   392 MBytes  3.30 Gbits/sec    0   1.94 MBytes       
[  5]   5.00-6.00   sec   399 MBytes  3.34 Gbits/sec    0   1.94 MBytes       
[  5]   6.00-7.00   sec   395 MBytes  3.31 Gbits/sec    0   1.94 MBytes       
[  5]   7.00-8.00   sec   392 MBytes  3.30 Gbits/sec    0   1.94 MBytes       
[  5]   8.00-9.00   sec   400 MBytes  3.35 Gbits/sec    0   1.94 MBytes       
[  5]   9.00-10.00  sec   400 MBytes  3.36 Gbits/sec    0   1.94 MBytes       
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec  3.85 GBytes  3.30 Gbits/sec    0             sender
[  5]   0.00-10.00  sec  3.84 GBytes  3.30 Gbits/sec                  receiver

Archer A7 v5

Linux garageBridgeBackup 5.10.146 #0 Fri Oct 14 22:44:41 2022 mips GNU/Linux
root@garageBridgeBackup:~# grep name /etc/board.json
                "name": "TP-Link Archer A7 v5"
                        "name": "WAN",
                        "name": "LAN1",
                        "name": "LAN2",
                        "name": "LAN3",
                        "name": "LAN4",
root@garageBridgeBackup:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 54030 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  63.7 MBytes   535 Mbits/sec    0   1023 KBytes
[  5]   1.00-2.00   sec  65.2 MBytes   547 Mbits/sec    0   1023 KBytes
[  5]   2.00-3.00   sec  64.9 MBytes   543 Mbits/sec    0   1023 KBytes
[  5]   3.00-4.00   sec  64.0 MBytes   536 Mbits/sec    0   1023 KBytes
[  5]   4.00-5.00   sec  64.3 MBytes   541 Mbits/sec    0   1023 KBytes
[  5]   5.00-6.00   sec  64.6 MBytes   541 Mbits/sec    0   1023 KBytes
[  5]   6.00-7.00   sec  64.5 MBytes   541 Mbits/sec    0   1023 KBytes
[  5]   7.00-8.00   sec  64.3 MBytes   540 Mbits/sec    0   1023 KBytes
[  5]   8.00-9.00   sec  64.4 MBytes   539 Mbits/sec    0   1023 KBytes
[  5]   9.00-10.00  sec  64.8 MBytes   543 Mbits/sec    0   1023 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec   645 MBytes   541 Mbits/sec    0             sender
[  5]   0.00-10.01  sec   643 MBytes   539 Mbits/sec                  receiver
Hostname OpenWrt
Model ZOTAC ZBOX-EN760
Architecture Intel(R) Core(TM) i5-4200U CPU @ 1.60GHz
Target Platform x86/64
Firmware Version OpenWrt 22.03.3 r20028-43d71ad93e / LuCI openwrt-22.03 branch git-22.361.69894-438c598
Kernel Version 5.10.161
root@OpenWrt:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 36908 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  3.95 GBytes  33.9 Gbits/sec    0   1.25 MBytes
[  5]   1.00-2.00   sec  4.17 GBytes  35.9 Gbits/sec    0   1.25 MBytes
[  5]   2.00-3.00   sec  4.19 GBytes  36.0 Gbits/sec    0   1.25 MBytes
[  5]   3.00-4.00   sec  4.19 GBytes  36.0 Gbits/sec    0   1.25 MBytes
[  5]   4.00-5.00   sec  4.20 GBytes  36.1 Gbits/sec    0   1.25 MBytes
[  5]   5.00-6.00   sec  4.19 GBytes  36.0 Gbits/sec    0   1.25 MBytes
[  5]   6.00-7.00   sec  4.18 GBytes  35.9 Gbits/sec    0   1.25 MBytes
[  5]   7.00-8.00   sec  4.14 GBytes  35.6 Gbits/sec    0   1.25 MBytes
[  5]   8.00-9.00   sec  4.19 GBytes  36.0 Gbits/sec    0   1.25 MBytes
[  5]   9.00-10.00  sec  4.19 GBytes  36.0 Gbits/sec    0   1.25 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec  41.6 GBytes  35.7 Gbits/sec    0             sender
[  5]   0.00-10.00  sec  41.6 GBytes  35.7 Gbits/sec                  receiver

It's an old Mini PC that has 2 Gigabit Ethernet ports. The NVIDIA GeForce GTX 860M does not help here.

2 specimens here:

Lantiq xrx200 @ 500Mhz in AVM FB7362SL ( PSB80920EL V1.2)

root@7362sl:~# uname -a
Linux 7362sl 5.10.111 #0 SMP Fri Apr 22 07:23:49 2022 mips GNU/Linux
root@7362sl:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 34856 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.01   sec  57.5 MBytes   477 Mbits/sec    0    895 KBytes
[  5]   1.01-2.01   sec  55.0 MBytes   461 Mbits/sec    0    895 KBytes
[  5]   2.01-3.02   sec  56.2 MBytes   469 Mbits/sec    0    895 KBytes
[  5]   3.02-4.01   sec  55.0 MBytes   464 Mbits/sec    0    895 KBytes
[  5]   4.01-5.01   sec  55.0 MBytes   462 Mbits/sec    0    895 KBytes
[  5]   5.01-6.01   sec  56.2 MBytes   472 Mbits/sec    0    895 KBytes
[  5]   6.01-7.02   sec  56.2 MBytes   466 Mbits/sec    0    895 KBytes
[  5]   7.02-8.01   sec  55.0 MBytes   465 Mbits/sec    0    895 KBytes
[  5]   8.01-9.00   sec  55.0 MBytes   466 Mbits/sec    0    895 KBytes
[  5]   9.00-10.02  sec  56.2 MBytes   465 Mbits/sec    0    895 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.02  sec   558 MBytes   467 Mbits/sec    0             sender
[  5]   0.00-10.02  sec   558 MBytes   467 Mbits/sec                  receiver

and mt7621dat @1100Mhz (1200Mhz DDR3) powering my MR1800X

root@mr1800x:~# uname -a
Linux mr1800x 5.10.154 #0 SMP Sat Nov 12 19:26:48 2022 mips GNU/Linux
root@mr1800x:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 36676 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.01   sec  76.2 MBytes   633 Mbits/sec    0    959 KBytes
[  5]   1.01-2.02   sec  76.2 MBytes   637 Mbits/sec    0    959 KBytes
[  5]   2.02-3.01   sec  76.2 MBytes   640 Mbits/sec    0    959 KBytes
[  5]   3.01-4.01   sec  76.2 MBytes   642 Mbits/sec    0    959 KBytes
[  5]   4.01-5.01   sec  76.2 MBytes   638 Mbits/sec    0    959 KBytes
[  5]   5.01-6.01   sec  76.2 MBytes   638 Mbits/sec    0    959 KBytes
[  5]   6.01-7.00   sec  73.8 MBytes   627 Mbits/sec    0    959 KBytes
[  5]   7.00-8.00   sec  76.2 MBytes   637 Mbits/sec    0    959 KBytes
[  5]   8.00-9.01   sec  76.2 MBytes   638 Mbits/sec    0    959 KBytes
[  5]   9.01-10.01  sec  76.2 MBytes   636 Mbits/sec    0    959 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.01  sec   760 MBytes   637 Mbits/sec    0             sender
[  5]   0.00-10.01  sec   760 MBytes   637 Mbits/sec                  receiver

Intel i7 9900k

OpenWrt 22.03.2, r19803-9a599fee93


[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  11.3 GBytes  97.1 Gbits/sec    0   1.87 MBytes
[  5]   1.00-2.00   sec  11.3 GBytes  97.1 Gbits/sec    0   1.87 MBytes
[  5]   2.00-3.00   sec  11.1 GBytes  95.1 Gbits/sec    0   1.87 MBytes
[  5]   3.00-4.00   sec  11.1 GBytes  95.7 Gbits/sec    0   1.87 MBytes
[  5]   4.00-5.00   sec  11.2 GBytes  95.8 Gbits/sec    0   1.87 MBytes
[  5]   5.00-6.00   sec  11.0 GBytes  94.7 Gbits/sec    0   1.87 MBytes
[  5]   6.00-7.00   sec  11.0 GBytes  94.1 Gbits/sec    0   1.87 MBytes
[  5]   7.00-8.00   sec  11.1 GBytes  95.2 Gbits/sec    0   1.87 MBytes
[  5]   8.00-9.00   sec  11.1 GBytes  95.5 Gbits/sec    0   1.87 MBytes
[  5]   9.00-10.00  sec  11.0 GBytes  94.8 Gbits/sec    0   1.87 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec   111 GBytes  95.5 Gbits/sec    0             sender
[  5]   0.00-10.00  sec   111 GBytes  95.5 Gbits/sec                  receiver
1 Like
OpenWrt 22.03.0, r19685-512e76967f
-----------------------------------------------------
@EdgeRouter:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 54328 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.01   sec  73.8 MBytes   614 Mbits/sec    0    639 KBytes
[  5]   1.01-2.01   sec  73.8 MBytes   614 Mbits/sec    0    639 KBytes
[  5]   2.01-3.01   sec  72.5 MBytes   610 Mbits/sec    0   1.25 MBytes
[  5]   3.01-4.01   sec  72.5 MBytes   612 Mbits/sec    0   1.25 MBytes
[  5]   4.01-5.00   sec  71.2 MBytes   598 Mbits/sec    0   1.25 MBytes
[  5]   5.00-6.01   sec  77.5 MBytes   645 Mbits/sec    0   1.25 MBytes
[  5]   6.01-7.01   sec  72.5 MBytes   609 Mbits/sec    0   1.25 MBytes
[  5]   7.01-8.01   sec  72.5 MBytes   609 Mbits/sec    0   1.25 MBytes
[  5]   8.01-9.00   sec  71.2 MBytes   603 Mbits/sec    0   1.25 MBytes
[  5]   9.00-10.01  sec  72.5 MBytes   601 Mbits/sec    0   1.25 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.01  sec   730 MBytes   612 Mbits/sec    0             sender
[  5]   0.00-10.01  sec   730 MBytes   611 Mbits/sec                  receiver

iperf Done.
@EdgeRouter:~# grep name /etc/board.json
               "name": "Ubiquiti EdgeRouter X SFP"

Xiaomi AX3600

BusyBox v1.36.0 (2023-01-19 12:26:15 UTC) built-in shell (ash)

  _______                     ________        __
 |       |.-----.-----.-----.|  |  |  |.----.|  |_
 |   -   ||  _  |  -__|     ||  |  |  ||   _||   _|
 |_______||   __|_____|__|__||________||__|  |____|
          |__| W I R E L E S S   F R E E D O M
 -----------------------------------------------------
 OpenWrt SNAPSHOT, r21861-5dee596501
 -----------------------------------------------------
> root@dg-airport:~# iperf3 -s -D && iperf3 -c 127.0.0.1
> Connecting to host 127.0.0.1, port 5201
> [  5] local 127.0.0.1 port 54828 connected to 127.0.0.1 port 5201
> [ ID] Interval           Transfer     Bitrate         Retr  Cwnd
> [  5]   0.00-1.00   sec   598 MBytes  5.01 Gbits/sec    0   1.06 MBytes       
> [  5]   1.00-2.00   sec   602 MBytes  5.05 Gbits/sec    0   1.06 MBytes       
> [  5]   2.00-3.00   sec   599 MBytes  5.03 Gbits/sec    0   1.06 MBytes       
> [  5]   3.00-4.00   sec   599 MBytes  5.03 Gbits/sec    0   1.06 MBytes       
> [  5]   4.00-5.00   sec   600 MBytes  5.04 Gbits/sec    0   1.06 MBytes       
> [  5]   5.00-6.00   sec   605 MBytes  5.08 Gbits/sec    0   1.06 MBytes       
> [  5]   6.00-7.00   sec   608 MBytes  5.10 Gbits/sec    0   1.06 MBytes       
> [  5]   7.00-8.00   sec   606 MBytes  5.08 Gbits/sec    0   1.06 MBytes       
> [  5]   8.00-9.00   sec   604 MBytes  5.06 Gbits/sec    0   1.06 MBytes       
> [  5]   9.00-10.00  sec   604 MBytes  5.06 Gbits/sec    0   1.06 MBytes       
> - - - - - - - - - - - - - - - - - - - - - - - - -
> [ ID] Interval           Transfer     Bitrate         Retr
> [  5]   0.00-10.00  sec  5.88 GBytes  5.05 Gbits/sec    0             sender
> [  5]   0.00-10.00  sec  5.88 GBytes  5.05 Gbits/sec                  receiver
> 
> iperf Done.
> root@dg-airport:~# uname -a
> Linux dg-airport 5.15.88 #0 SMP Thu Jan 19 12:26:15 2023 aarch64 GNU/Linux
> root@dg-airport:~# grep name /etc/board.json
> 		"name": "Xiaomi AX3600"
> 			"name": "WAN",

NanoPi R6S (Only FriendlyElec OpenWrt 22.03.3 version at the moment)
Tested a few times and the 1st second always getting lower bitrate, and then it will ramp up quickly.
I am surprised to see that this is higher than some of the x86 platforms.

root@FriendlyWrt:~# iperf3 -s -D && iperf3 -c  127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 56664 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  3.01 GBytes  25.8 Gbits/sec    0   1.19 MBytes       
[  5]   1.00-2.00   sec  4.38 GBytes  37.6 Gbits/sec    0   1.19 MBytes       
[  5]   2.00-3.00   sec  4.37 GBytes  37.6 Gbits/sec    0   1.19 MBytes       
[  5]   3.00-4.00   sec  4.37 GBytes  37.6 Gbits/sec    0   1.19 MBytes       
[  5]   4.00-5.00   sec  4.38 GBytes  37.6 Gbits/sec    0   1.19 MBytes       
[  5]   5.00-6.00   sec  4.37 GBytes  37.6 Gbits/sec    0   1.19 MBytes       
[  5]   6.00-7.00   sec  4.37 GBytes  37.5 Gbits/sec    0   1.19 MBytes       
[  5]   7.00-8.00   sec  4.36 GBytes  37.5 Gbits/sec    0   1.19 MBytes       
[  5]   8.00-9.00   sec  4.37 GBytes  37.5 Gbits/sec    0   1.19 MBytes       
[  5]   9.00-10.00  sec  4.36 GBytes  37.5 Gbits/sec    0   1.19 MBytes       
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec  42.3 GBytes  36.4 Gbits/sec    0             sender
[  5]   0.00-10.00  sec  42.3 GBytes  36.3 Gbits/sec                  receiver

iperf Done.
root@FriendlyWrt:~# uname -a
Linux FriendlyWrt 5.10.110 #1 SMP Sat Jan 14 14:27:46 CST 2023 aarch64 GNU/Linux
2 Likes

Xiaomi AX9000

OpenWrt SNAPSHOT, r21963-3cfa465387

root@ax9000:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 39188 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec   865 MBytes  7.26 Gbits/sec    0   1.25 MBytes
[  5]   1.00-2.00   sec   860 MBytes  7.21 Gbits/sec    0   1.25 MBytes
[  5]   2.00-3.00   sec   858 MBytes  7.19 Gbits/sec    0   1.25 MBytes
[  5]   3.00-4.00   sec   861 MBytes  7.22 Gbits/sec    0   1.25 MBytes
[  5]   4.00-5.00   sec   856 MBytes  7.19 Gbits/sec    0   1.25 MBytes
[  5]   5.00-6.00   sec   858 MBytes  7.19 Gbits/sec    0   1.25 MBytes
[  5]   6.00-7.00   sec   856 MBytes  7.18 Gbits/sec    0   1.25 MBytes
[  5]   7.00-8.00   sec   855 MBytes  7.17 Gbits/sec    0   1.25 MBytes
[  5]   8.00-9.00   sec   855 MBytes  7.17 Gbits/sec    0   1.25 MBytes
[  5]   9.00-10.00  sec   856 MBytes  7.18 Gbits/sec    0   1.25 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec  8.38 GBytes  7.20 Gbits/sec    0             sender
[  5]   0.00-10.00  sec  8.37 GBytes  7.19 Gbits/sec                  receiver


QNAP QHora-301W
 -----------------------------------------------------
 OpenWrt SNAPSHOT, r21900-ac21dff5b6
 -----------------------------------------------------
root@Qnap:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 57422 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec   761 MBytes  6.38 Gbits/sec    0   1.06 MBytes
[  5]   1.00-2.00   sec   745 MBytes  6.25 Gbits/sec    0   1.06 MBytes
[  5]   2.00-3.00   sec   746 MBytes  6.26 Gbits/sec    0   1.06 MBytes
[  5]   3.00-4.00   sec   754 MBytes  6.32 Gbits/sec    0   1.06 MBytes
[  5]   4.00-5.00   sec   746 MBytes  6.26 Gbits/sec    0   1.06 MBytes
[  5]   5.00-6.00   sec   748 MBytes  6.27 Gbits/sec    0   1.06 MBytes
[  5]   6.00-7.00   sec   739 MBytes  6.20 Gbits/sec    0   1.06 MBytes
[  5]   7.00-8.00   sec   751 MBytes  6.30 Gbits/sec    0   1.06 MBytes
[  5]   8.00-9.00   sec   742 MBytes  6.23 Gbits/sec    0   1.06 MBytes
[  5]   9.00-10.00  sec   744 MBytes  6.24 Gbits/sec    0   1.06 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec  7.30 GBytes  6.27 Gbits/sec    0             sender
[  5]   0.00-10.00  sec  7.29 GBytes  6.26 Gbits/sec                  receiver


1 Like

WAX206
OpenWrt SNAPSHOT r21967+3-097e9bf9d8 / LuCI Master git-23.013.73089-9634086

root@HalloWLAN:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 58666 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec   628 MBytes  5.25 Gbits/sec    0   1.87 MBytes       
[  5]   1.00-2.00   sec   682 MBytes  5.73 Gbits/sec    0   1.87 MBytes       
[  5]   2.00-3.00   sec   644 MBytes  5.40 Gbits/sec    0   1.87 MBytes       
[  5]   3.00-4.00   sec   636 MBytes  5.34 Gbits/sec    0   1.87 MBytes       
[  5]   4.00-5.00   sec   689 MBytes  5.78 Gbits/sec    0   1.87 MBytes       
[  5]   5.00-6.00   sec   741 MBytes  6.22 Gbits/sec    0   2.00 MBytes       
[  5]   6.00-7.00   sec   705 MBytes  5.91 Gbits/sec    0   2.00 MBytes       
[  5]   7.00-8.00   sec   905 MBytes  7.59 Gbits/sec    0   2.00 MBytes       
[  5]   8.00-9.00   sec   919 MBytes  7.71 Gbits/sec    0   2.00 MBytes       
[  5]   9.00-10.00  sec   854 MBytes  7.17 Gbits/sec    0   2.00 MBytes       
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec  7.23 GBytes  6.21 Gbits/sec    0             sender
[  5]   0.00-10.00  sec  7.23 GBytes  6.21 Gbits/sec                  receiver

iperf Done.

My celeron j3160, 2 virtual cpus and 512MB ram running in kvm on proxmox
As a side note: I changed the virtual hardware between i440fx and q35, with NO noticeable difference in performance

root@damien:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 49118 connected to 127.0.0.1 port 5
201
[ ID] Interval           Transfer     Bitrate         Retr  Cw
nd
[  5]   0.00-1.00   sec  1.01 GBytes  8.65 Gbits/sec    0   1.
31 MBytes
[  5]   1.00-2.00   sec  1.01 GBytes  8.67 Gbits/sec    0   1.
44 MBytes
[  5]   2.00-3.00   sec  1.03 GBytes  8.80 Gbits/sec    0   1.
62 MBytes
[  5]   3.00-4.00   sec  1.10 GBytes  9.49 Gbits/sec    0   1.
81 MBytes
[  5]   4.00-5.00   sec  1016 MBytes  8.53 Gbits/sec    0   2.
44 MBytes
[  5]   5.00-6.00   sec  1.01 GBytes  8.66 Gbits/sec    0   2.
44 MBytes
[  5]   6.00-7.00   sec  1.04 GBytes  8.92 Gbits/sec    0   2.
44 MBytes
[  5]   7.00-8.00   sec  1.03 GBytes  8.86 Gbits/sec    0   2.
44 MBytes
[  5]   8.00-9.00   sec  1.03 GBytes  8.81 Gbits/sec    0   2.
44 MBytes
[  5]   9.00-10.00  sec   995 MBytes  8.35 Gbits/sec    0   2.
44 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec  10.2 GBytes  8.77 Gbits/sec    0
        sender
[  5]   0.00-10.00  sec  10.2 GBytes  8.77 Gbits/sec
        receiver

iperf Done.

Dynalink DL-WRX36
OpenWrt SNAPSHOT, r21968-acd8e94d20

Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 44100 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec   825 MBytes  6.92 Gbits/sec    0   1.31 MBytes       
[  5]   1.00-2.00   sec   814 MBytes  6.83 Gbits/sec    0   1.31 MBytes       
[  5]   2.00-3.00   sec   818 MBytes  6.85 Gbits/sec    0   1.31 MBytes       
[  5]   3.00-4.00   sec   816 MBytes  6.85 Gbits/sec    0   1.31 MBytes       
[  5]   4.00-5.00   sec   815 MBytes  6.84 Gbits/sec    0   1.31 MBytes       
[  5]   5.00-6.00   sec   815 MBytes  6.84 Gbits/sec    0   1.31 MBytes       
[  5]   6.00-7.00   sec   814 MBytes  6.83 Gbits/sec    0   1.31 MBytes       
[  5]   7.00-8.00   sec   812 MBytes  6.82 Gbits/sec    0   1.31 MBytes       
[  5]   8.00-9.00   sec   814 MBytes  6.83 Gbits/sec    0   1.31 MBytes       
[  5]   9.00-10.00  sec   812 MBytes  6.82 Gbits/sec    0   1.31 MBytes       
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec  7.96 GBytes  6.84 Gbits/sec    0             sender
[  5]   0.00-10.00  sec  7.96 GBytes  6.83 Gbits/sec                  receiver

iperf Done.

Highest on this thread so far?

this is an odd one... my gaming rig is also built around the i7-12700. I decided to run the same in Wintendo 11 and i got 1/3 of the numbers (i dare not say "performance" ;)):

Connecting to host 127.0.0.1, port 5201
[  4] local 127.0.0.1 port 58515 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bandwidth
[  4]   0.00-1.00   sec  4.04 GBytes  34.6 Gbits/sec
[  4]   1.00-2.00   sec  3.99 GBytes  34.3 Gbits/sec
[  4]   2.00-3.00   sec  4.17 GBytes  35.8 Gbits/sec
[  4]   3.00-4.00   sec  4.19 GBytes  36.0 Gbits/sec
[  4]   4.00-5.00   sec  4.19 GBytes  36.0 Gbits/sec
[  4]   5.00-6.00   sec  4.18 GBytes  35.9 Gbits/sec
[  4]   6.00-7.00   sec  4.18 GBytes  35.9 Gbits/sec
[  4]   7.00-8.00   sec  4.19 GBytes  36.0 Gbits/sec
[  4]   8.00-9.00   sec  4.19 GBytes  36.0 Gbits/sec
[  4]   9.00-10.00  sec  4.19 GBytes  36.0 Gbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bandwidth
[  4]   0.00-10.00  sec  41.5 GBytes  35.7 Gbits/sec                  sender
[  4]   0.00-10.00  sec  41.5 GBytes  35.7 Gbits/sec                  receiver

iperf Done.

Update: I decided to start my "tails" and try native linux. I get an average throughput of 80Gbit/s. So that leads me to assume that you have DDR5 memory, which is faster? If not, i need to see where the difference comes from. And it also shows "weird" numbers for Windows. pointless... but interesting...

TP-Link TL-WDR3600 v1
OpenWrt SNAPSHOT r21992-19988b66d0

[  5] local 127.0.0.1 port 35276 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.02   sec  44.0 MBytes   364 Mbits/sec    0   1023 KBytes       
[  5]   1.02-2.01   sec  42.0 MBytes   356 Mbits/sec    0   1023 KBytes       
[  5]   2.01-3.00   sec  42.3 MBytes   356 Mbits/sec    0   1023 KBytes       
[  5]   3.00-4.00   sec  42.2 MBytes   354 Mbits/sec    0   1023 KBytes       
[  5]   4.00-5.01   sec  43.0 MBytes   358 Mbits/sec    0   1023 KBytes       
[  5]   5.01-6.01   sec  42.4 MBytes   357 Mbits/sec    0   1023 KBytes       
[  5]   6.01-7.01   sec  42.4 MBytes   356 Mbits/sec    0   1023 KBytes       
[  5]   7.01-8.01   sec  42.3 MBytes   355 Mbits/sec    0   1023 KBytes       
[  5]   8.01-9.00   sec  42.3 MBytes   355 Mbits/sec    0   1023 KBytes       
[  5]   9.00-10.00  sec  42.2 MBytes   355 Mbits/sec    0   1023 KBytes       
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec   425 MBytes   357 Mbits/sec    0             sender
[  5]   0.00-10.01  sec   424 MBytes   355 Mbits/sec                  receiver

iperf Done.

tp-link Archer C5 v4
OpenWrt SNAPSHOT, r21997-b5193291bd

iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 48258 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  42.6 MBytes   357 Mbits/sec    0    639 KBytes       
[  5]   1.00-2.00   sec  40.6 MBytes   341 Mbits/sec    0    639 KBytes       
[  5]   2.00-3.00   sec  39.9 MBytes   335 Mbits/sec    0    639 KBytes       
[  5]   3.00-4.00   sec  41.1 MBytes   344 Mbits/sec    0    639 KBytes       
[  5]   4.00-5.00   sec  40.8 MBytes   342 Mbits/sec    0    639 KBytes       
[  5]   5.00-6.00   sec  42.5 MBytes   357 Mbits/sec    0    639 KBytes       
[  5]   6.00-7.00   sec  41.0 MBytes   344 Mbits/sec    0    639 KBytes       
[  5]   7.00-8.01   sec  41.8 MBytes   347 Mbits/sec    0    639 KBytes       
[  5]   8.01-9.00   sec  41.2 MBytes   349 Mbits/sec    0    639 KBytes       
[  5]   9.00-10.00  sec  41.7 MBytes   350 Mbits/sec    0    639 KBytes       
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec   413 MBytes   347 Mbits/sec    0             sender
[  5]   0.00-10.01  sec   413 MBytes   346 Mbits/sec                  receiver

iperf Done.

D-Link DAP-X1860

 -----------------------------------------------------
 OpenWrt SNAPSHOT, r22071-3c66ac7e22
 -----------------------------------------------------
root@AP_Varasto:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 47342 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.01   sec  76.1 MBytes   635 Mbits/sec    0   1023 KBytes
[  5]   1.01-2.01   sec  76.1 MBytes   633 Mbits/sec    0   1023 KBytes
[  5]   2.01-3.00   sec  75.0 MBytes   637 Mbits/sec    0   1023 KBytes
[  5]   3.00-4.00   sec  65.0 MBytes   544 Mbits/sec    0   1023 KBytes
[  5]   4.00-5.01   sec  68.8 MBytes   572 Mbits/sec    0   1023 KBytes
[  5]   5.01-6.01   sec  76.0 MBytes   639 Mbits/sec    0   1023 KBytes
[  5]   6.01-7.01   sec  78.8 MBytes   658 Mbits/sec    0   1023 KBytes
[  5]   7.01-8.01   sec  72.4 MBytes   611 Mbits/sec    0   1023 KBytes
[  5]   8.01-9.01   sec  67.5 MBytes   562 Mbits/sec    0   1023 KBytes
[  5]   9.01-10.01  sec  67.5 MBytes   572 Mbits/sec    0   1023 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.01  sec   723 MBytes   606 Mbits/sec    0             sender
[  5]   0.00-10.01  sec   723 MBytes   606 Mbits/sec                  receiver

Wavlink Quantum DAX (aka Phicomm K3)

 OpenWrt 22.03.3, r20028-43d71ad93e
 -----------------------------------------------------
root@OpenWrt:~# grep name /etc/board.json
                "name": "Phicomm K3"
root@OpenWrt:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 42666 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec   171 MBytes  1.43 Gbits/sec    0    639 KBytes
[  5]   1.00-2.00   sec   172 MBytes  1.45 Gbits/sec    0    639 KBytes
[  5]   2.00-3.00   sec   172 MBytes  1.44 Gbits/sec    0    639 KBytes
[  5]   3.00-4.01   sec   172 MBytes  1.44 Gbits/sec    0    639 KBytes
[  5]   4.01-5.00   sec   171 MBytes  1.44 Gbits/sec    0    639 KBytes
[  5]   5.00-6.00   sec   165 MBytes  1.38 Gbits/sec    0   1.06 MBytes
[  5]   6.00-7.00   sec   172 MBytes  1.44 Gbits/sec    0   1.06 MBytes
[  5]   7.00-8.00   sec   172 MBytes  1.45 Gbits/sec    0   1.06 MBytes
[  5]   8.00-9.01   sec   174 MBytes  1.45 Gbits/sec    0   1.06 MBytes
[  5]   9.01-10.01  sec   172 MBytes  1.45 Gbits/sec    0   1.06 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.01  sec  1.68 GBytes  1.44 Gbits/sec    0             sender
[  5]   0.00-10.01  sec  1.68 GBytes  1.44 Gbits/sec                  receiver

iperf Done.

System

Hostname OpenWrt
Model BESSTAR TECH LIMITED TH50
Architecture 11th Gen Intel(R) Core(TM) i5-11320H @ 3.20GHz
Target Platform x86/64
Firmware Version OpenWrt 22.03.3 r20028-43d71ad93e / LuCI openwrt-22.03 branch git-23.039.29681-007c243
Kernel Version 5.10.161
Local Time 2023-02-17 13:56:49
Uptime 0h 35m 43s
Load Average 0.06, 0.11, 0.04

A.K.A. Minisforum DeskMini TH50

root@OpenWrt:~# iperf3 -s -D && iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[  5] local 127.0.0.1 port 33376 connected to 127.0.0.1 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  9.69 GBytes  83.2 Gbits/sec    0   1.31 MBytes
[  5]   1.00-2.00   sec  10.1 GBytes  86.5 Gbits/sec    0   1.31 MBytes
[  5]   2.00-3.00   sec  10.1 GBytes  86.5 Gbits/sec    0   1.44 MBytes
[  5]   3.00-4.00   sec  10.1 GBytes  86.7 Gbits/sec    0   1.44 MBytes
[  5]   4.00-5.00   sec  10.2 GBytes  87.4 Gbits/sec    0   1.44 MBytes
[  5]   5.00-6.00   sec  10.0 GBytes  86.3 Gbits/sec    0   1.44 MBytes
[  5]   6.00-7.00   sec  10.0 GBytes  86.2 Gbits/sec    0   1.44 MBytes
[  5]   7.00-8.00   sec  10.0 GBytes  86.0 Gbits/sec    0   1.44 MBytes
[  5]   8.00-9.00   sec  10.0 GBytes  86.2 Gbits/sec    0   1.44 MBytes
[  5]   9.00-10.00  sec  10.0 GBytes  86.0 Gbits/sec    0   1.44 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec   100 GBytes  86.1 Gbits/sec    0             sender
[  5]   0.00-10.00  sec   100 GBytes  86.1 Gbits/sec                  receiver

Hi, you can add -1 in the server section of the command, to shut down the server after the client's test (else it remains running in background)

iperf3 -s -D -1 && iperf3 -c 127.0.0.1
3 Likes