m610-vs-m915-memory kernel built with -march=native, no other tweaks, powerdxx running. Intel exposes all cores for frequency M610 2x5687 96GB, Kern=native: Processor: Intel Xeon X5687 @ 3.59GHz (16 Cores), Motherboard: Dell PowerEdge M610x, Chipset: Intel 5500 I/O Hub ESI Port, Memory: 96GB, Disk: ATA OCZ VERTEX2 1.35 + DP BACKPLANE 1.07, Graphics: Matrox MGA G200eW WPCM450 OS: FreeBSD, Kernel: 13.1-RELEASE (x86_64), Compiler: Clang 13.0.0, File-System: zfs M610 2x5687 96GB, Kern=native NoPowerD but epp running: Processor: Intel Xeon X5687 @ 3.59GHz (16 Cores), Motherboard: Dell PowerEdge M610x, Chipset: Intel 5500 I/O Hub ESI Port, Memory: 96GB, Disk: ATA OCZ VERTEX2 1.35 + DP BACKPLANE 1.07, Graphics: Matrox MGA G200eW WPCM450 OS: FreeBSD, Kernel: 13.1-RELEASE (x86_64), Compiler: Clang 13.0.0, File-System: zfs Stream 2013-01-17 Type: Copy MB/s > Higher Is Better M610 2x5687 96GB, Kern=native .......................... 27283.5 |============= M610 2x5687 96GB, Kern=native NoPowerD but epp running . 28200.7 |============= Stream 2013-01-17 Type: Scale MB/s > Higher Is Better M610 2x5687 96GB, Kern=native .......................... 25830.9 |============= M610 2x5687 96GB, Kern=native NoPowerD but epp running . 26531.0 |============= Stream 2013-01-17 Type: Triad MB/s > Higher Is Better M610 2x5687 96GB, Kern=native .......................... 28376.0 |============= M610 2x5687 96GB, Kern=native NoPowerD but epp running . 29094.6 |============= Stream 2013-01-17 Type: Add MB/s > Higher Is Better M610 2x5687 96GB, Kern=native .......................... 27760.2 |============ M610 2x5687 96GB, Kern=native NoPowerD but epp running . 29049.2 |============= MBW 2018-09-08 Test: Memory Copy - Array Size: 1024 MiB MiB/s > Higher Is Better M610 2x5687 96GB, Kern=native .......................... 4443.33 |=========== M610 2x5687 96GB, Kern=native NoPowerD but epp running . 5468.25 |============= MBW 2018-09-08 Test: Memory Copy, Fixed Block Size - Array Size: 1024 MiB MiB/s > Higher Is Better M610 2x5687 96GB, Kern=native .......................... 4533.92 |============ M610 2x5687 96GB, Kern=native NoPowerD but epp running . 5113.85 |============= t-test1 2017-01-13 Threads: 1 Seconds < Lower Is Better M610 2x5687 96GB, Kern=native .......................... 30.66 |=============== M610 2x5687 96GB, Kern=native NoPowerD but epp running . 14.66 |======= t-test1 2017-01-13 Threads: 2 Seconds < Lower Is Better M610 2x5687 96GB, Kern=native .......................... 9.950 |=============== M610 2x5687 96GB, Kern=native NoPowerD but epp running . 4.490 |======= CacheBench Read Cache MB/s > Higher Is Better M610 2x5687 96GB, Kern=native .......................... 4761.70 |======= M610 2x5687 96GB, Kern=native NoPowerD but epp running . 9132.16 |============= CacheBench Write Cache MB/s > Higher Is Better M610 2x5687 96GB, Kern=native .......................... 6862.70 |====== M610 2x5687 96GB, Kern=native NoPowerD but epp running . 13329.51 |============