iperf core i9 Intel Core i9-10980XE testing with a Gigabyte X299X DESIGNARE 10G (F1 BIOS) and AMD Radeon RX 56/64 8GB on Ubuntu 20.04 via the Phoronix Test Suite. 2 x Intel 10G X550T: Processor: Intel Core i9-10980XE @ 4.60GHz (18 Cores / 36 Threads), Motherboard: Gigabyte X299X DESIGNARE 10G (F1 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 32768MB, Disk: Samsung SSD 970 PRO 512GB, Graphics: AMD Radeon RX 56/64 8GB (1590/800MHz), Audio: Realtek ALC1220, Monitor: DELL P2415Q, Network: 2 x Intel 10G X550T + Intel Wi-Fi 6 AX200 OS: Ubuntu 20.04, Kernel: 5.4.0-9-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: amdgpu 19.1.0, OpenGL: 4.5 Mesa 19.2.4 (LLVM 9.0.0), Compiler: GCC 9.2.1 20191130, File-System: ext4, Screen Resolution: 3840x2160 iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 1 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 100 |==================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 5 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 500 |==================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 1 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 1000 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 5 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 5000 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 10 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 1000 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 20 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 2000 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 32 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 3200 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 64 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 6400 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 10 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 9999 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 20 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 19999 |================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 32 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 30141 |================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 64 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 30733 |================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 1 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 40132 |================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 5 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 42481 |================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 1 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 1.05 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 5 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 5.24 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 10 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 37599 |================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 20 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 36873 |================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 32 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 36434 |================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 64 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 38067 |================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 10 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 10.5 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 20 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 21 |===================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 32 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 33.9 |=================================================== iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 64 Mbits/sec > Higher Is Better 2 x Intel 10G X550T . 67.1 |===================================================