mlc epyc AMD EPYC 7F32 8-Core testing with a Supermicro H12SSL-i v1.01 (2.0 BIOS) and ASPEED on Ubuntu 21.04 via the Phoronix Test Suite. 1: Processor: AMD EPYC 72F3 8-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: Supermicro H12SSL-i v1.01 (2.0 BIOS), Chipset: AMD Starship/Matisse, Memory: 8 x 16 GB DDR4-3200MT/s 18ASF2G72PDZ-3G2E1, Disk: 3841GB Micron_9300_MTFDHAL3T8TDP, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe OS: Ubuntu 21.04, Kernel: 5.11.0-16-generic (x86_64), Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.7, Vulkan: 1.0.2, Compiler: GCC 11.0.1 20210413, File-System: ext4, Screen Resolution: 1024x768 2: Processor: AMD EPYC 72F3 8-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: Supermicro H12SSL-i v1.01 (2.0 BIOS), Chipset: AMD Starship/Matisse, Memory: 8 x 16 GB DDR4-3200MT/s 18ASF2G72PDZ-3G2E1, Disk: 3841GB Micron_9300_MTFDHAL3T8TDP, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe OS: Ubuntu 21.04, Kernel: 5.11.0-16-generic (x86_64), Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.7, Vulkan: 1.0.2, Compiler: GCC 11.0.1 20210413, File-System: ext4, Screen Resolution: 1024x768 3: Processor: AMD EPYC 72F3 8-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: Supermicro H12SSL-i v1.01 (2.0 BIOS), Chipset: AMD Starship/Matisse, Memory: 8 x 16 GB DDR4-3200MT/s 18ASF2G72PDZ-3G2E1, Disk: 3841GB Micron_9300_MTFDHAL3T8TDP, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe OS: Ubuntu 21.04, Kernel: 5.11.0-16-generic (x86_64), Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.7, Vulkan: 1.0.2, Compiler: GCC 11.0.1 20210413, File-System: ext4, Screen Resolution: 1024x768 4: Processor: AMD EPYC 72F3 8-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: Supermicro H12SSL-i v1.01 (2.0 BIOS), Chipset: AMD Starship/Matisse, Memory: 8 x 16 GB DDR4-3200MT/s 18ASF2G72PDZ-3G2E1, Disk: 3841GB Micron_9300_MTFDHAL3T8TDP, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe OS: Ubuntu 21.04, Kernel: 5.11.0-16-generic (x86_64), Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.7, Vulkan: 1.0.2, Compiler: GCC 11.0.1 20210413, File-System: ext4, Screen Resolution: 1024x768 2a: Processor: AMD EPYC 7F32 8-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: Supermicro H12SSL-i v1.01 (2.0 BIOS), Chipset: AMD Starship/Matisse, Memory: 8 x 16 GB DDR4-3200MT/s 18ASF2G72PDZ-3G2E1, Disk: 3841GB Micron_9300_MTFDHAL3T8TDP, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe OS: Ubuntu 21.04, Kernel: 5.11.0-16-generic (x86_64), Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.7, Vulkan: 1.0.2, Compiler: GCC 11.0.1 20210413, File-System: ext4, Screen Resolution: 1024x768 2b: Processor: AMD EPYC 7F32 8-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: Supermicro H12SSL-i v1.01 (2.0 BIOS), Chipset: AMD Starship/Matisse, Memory: 8 x 16 GB DDR4-3200MT/s 18ASF2G72PDZ-3G2E1, Disk: 3841GB Micron_9300_MTFDHAL3T8TDP, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe OS: Ubuntu 21.04, Kernel: 5.11.0-16-generic (x86_64), Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.7, Vulkan: 1.0.2, Compiler: GCC 11.0.1 20210413, File-System: ext4, Screen Resolution: 1024x768 2c: Processor: AMD EPYC 7F32 8-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: Supermicro H12SSL-i v1.01 (2.0 BIOS), Chipset: AMD Starship/Matisse, Memory: 8 x 16 GB DDR4-3200MT/s 18ASF2G72PDZ-3G2E1, Disk: 3841GB Micron_9300_MTFDHAL3T8TDP, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe OS: Ubuntu 21.04, Kernel: 5.11.0-16-generic (x86_64), Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.7, Vulkan: 1.0.2, Compiler: GCC 11.0.1 20210413, File-System: ext4, Screen Resolution: 1024x768 2d: Processor: AMD EPYC 7F32 8-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: Supermicro H12SSL-i v1.01 (2.0 BIOS), Chipset: AMD Starship/Matisse, Memory: 8 x 16 GB DDR4-3200MT/s 18ASF2G72PDZ-3G2E1, Disk: 3841GB Micron_9300_MTFDHAL3T8TDP, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe OS: Ubuntu 21.04, Kernel: 5.11.0-16-generic (x86_64), Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.7, Vulkan: 1.0.2, Compiler: GCC 11.0.1 20210413, File-System: ext4, Screen Resolution: 1024x768 2e: Processor: AMD EPYC 7F32 8-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: Supermicro H12SSL-i v1.01 (2.0 BIOS), Chipset: AMD Starship/Matisse, Memory: 8 x 16 GB DDR4-3200MT/s 18ASF2G72PDZ-3G2E1, Disk: 3841GB Micron_9300_MTFDHAL3T8TDP, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe OS: Ubuntu 21.04, Kernel: 5.11.0-16-generic (x86_64), Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.7, Vulkan: 1.0.2, Compiler: GCC 11.0.1 20210413, File-System: ext4, Screen Resolution: 1024x768 Intel Memory Latency Checker Test: Idle Latency ns < Lower Is Better 1 .. 107.2 |======================================================= 2 .. 107.1 |======================================================= 3 .. 107.3 |======================================================= 4 .. 107.2 |======================================================= 2a . 129.9 |=================================================================== 2b . 129.9 |=================================================================== 2c . 129.7 |=================================================================== 2d . 129.8 |=================================================================== 2e . 129.5 |=================================================================== Intel Memory Latency Checker Test: Max Bandwidth - All Reads MB/s > Higher Is Better 1 .. 169233.92 |=============================================================== 2 .. 168855.93 |=============================================================== 3 .. 169213.38 |=============================================================== 4 .. 169340.45 |=============================================================== 2a . 111601.46 |========================================== 2b . 111653.69 |========================================== 2c . 111600.40 |========================================== 2d . 111754.41 |========================================== 2e . 111608.82 |========================================== Intel Memory Latency Checker Test: Max Bandwidth - 3:1 Reads-Writes MB/s > Higher Is Better 1 .. 179616.06 |=============================================================== 2 .. 179639.72 |=============================================================== 3 .. 179738.61 |=============================================================== 4 .. 179783.69 |=============================================================== 2a . 127324.35 |============================================= 2b . 127305.66 |============================================= 2c . 127298.57 |============================================= 2d . 127334.30 |============================================= 2e . 127321.91 |============================================= Intel Memory Latency Checker Test: Max Bandwidth - 2:1 Reads-Writes MB/s > Higher Is Better 1 .. 172057.46 |=============================================================== 2 .. 172118.06 |=============================================================== 3 .. 172162.93 |=============================================================== 4 .. 172098.34 |=============================================================== 2a . 126643.01 |============================================== 2b . 126652.74 |============================================== 2c . 126717.37 |============================================== 2d . 126709.17 |============================================== 2e . 126768.24 |============================================== Intel Memory Latency Checker Test: Max Bandwidth - 1:1 Reads-Writes MB/s > Higher Is Better 1 .. 194636.93 |=============================================================== 2 .. 194661.20 |=============================================================== 3 .. 194649.45 |=============================================================== 4 .. 194644.34 |=============================================================== 2a . 132736.94 |=========================================== 2b . 132747.99 |=========================================== 2c . 132771.61 |=========================================== 2d . 132756.47 |=========================================== 2e . 132750.22 |=========================================== Intel Memory Latency Checker Test: Max Bandwidth - Stream-Triad Like MB/s > Higher Is Better 1 .. 185407.21 |=============================================================== 2 .. 185490.62 |=============================================================== 3 .. 185597.08 |=============================================================== 4 .. 185332.70 |=============================================================== 2a . 133673.91 |============================================= 2b . 133640.67 |============================================= 2c . 133679.44 |============================================= 2d . 133619.78 |============================================= 2e . 133648.40 |============================================= Intel Memory Latency Checker Test: Peak Injection Bandwidth - All Reads MB/s > Higher Is Better 1 .. 169086.9 |================================================================ 2 .. 169451.0 |================================================================ 3 .. 169177.0 |================================================================ 4 .. 169069.0 |================================================================ 2a . 111595.3 |========================================== 2b . 111611.5 |========================================== 2c . 111660.3 |========================================== 2d . 111582.7 |========================================== 2e . 111619.5 |========================================== Intel Memory Latency Checker Test: Peak Injection Bandwidth - 3:1 Reads-Writes MB/s > Higher Is Better 1 .. 179772.2 |================================================================ 2 .. 179711.8 |================================================================ 3 .. 179631.1 |================================================================ 4 .. 179650.1 |================================================================ 2a . 127303.9 |============================================= 2b . 127289.2 |============================================= 2c . 127288.8 |============================================= 2d . 127250.0 |============================================= 2e . 127253.2 |============================================= Intel Memory Latency Checker Test: Peak Injection Bandwidth - 2:1 Reads-Writes MB/s > Higher Is Better 1 .. 172254.6 |================================================================ 2 .. 172151.0 |================================================================ 3 .. 171996.6 |================================================================ 4 .. 172102.9 |================================================================ 2a . 126727.3 |=============================================== 2b . 126688.2 |=============================================== 2c . 126682.9 |=============================================== 2d . 126671.6 |=============================================== 2e . 126624.9 |=============================================== Intel Memory Latency Checker Test: Peak Injection Bandwidth - 1:1 Reads-Writes MB/s > Higher Is Better 1 .. 192742.9 |================================================================ 2 .. 192698.2 |================================================================ 3 .. 192698.4 |================================================================ 4 .. 192740.4 |================================================================ 2a . 132804.8 |============================================ 2b . 132764.2 |============================================ 2c . 132759.0 |============================================ 2d . 132773.2 |============================================ 2e . 132685.8 |============================================ Intel Memory Latency Checker Test: Peak Injection Bandwidth - Stream-Triad Like MB/s > Higher Is Better 1 .. 185384.4 |================================================================ 2 .. 185632.4 |================================================================ 3 .. 185530.7 |================================================================ 4 .. 185237.1 |================================================================ 2a . 133652.9 |============================================== 2b . 133684.0 |============================================== 2c . 133644.7 |============================================== 2d . 133628.8 |============================================== 2e . 133630.4 |==============================================