1808016-ar-ycruncher47
AMD Ryzen 7 2700X Eight-Core testing with a ASUS ROG CROSSHAIR VII HERO (WI-FI) (3004 BIOS) and Sapphire AMD Radeon RX 550 640SP / 560/560X 4GB on Arch Linux via the Phoronix Test Suite.


auto PBO -50mV 3200: 

	Processor: AMD Ryzen 7 2700X Eight-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: ASRock X470 Master SLI (P3.40 BIOS), Chipset: AMD 17h, Memory: 32768MB, Disk: Samsung SSD 950 PRO 512GB + 250GB Samsung SSD 840, Graphics: Sapphire AMD Radeon RX 550 640SP / 560/560X 4GB (1216/1750MHz), Audio: AMD Baffin HDMI/DP, Monitor: DELL P2715Q, Network: Intel I211

	OS: Arch Linux, Kernel: 5.3.11-arch1-1 (x86_64), Desktop: KDE Plasma 5.17.3, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, OpenGL: 4.5 Mesa 19.2.4 (LLVM 9.0.0), OpenCL: OpenCL 1.1 Mesa 19.2.4, Compiler: GCC 9.2.0 + Clang 9.0.0, File-System: ext4, Screen Resolution: 3840x2160

auto PBO -100mV 3600: 

	Processor: AMD Ryzen 7 2700X Eight-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: ASRock X470 Master SLI (P3.40 BIOS), Chipset: AMD 17h, Memory: 32768MB, Disk: Samsung SSD 950 PRO 512GB + 250GB Samsung SSD 840, Graphics: Sapphire AMD Radeon RX 550 640SP / 560/560X 4GB (1216/1750MHz), Audio: AMD Baffin HDMI/DP, Monitor: DELL P2715Q, Network: Intel I211

	OS: Arch Linux, Kernel: 5.3.11-arch1-1 (x86_64), Desktop: KDE Plasma 5.17.3, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, OpenGL: 4.5 Mesa 19.2.4 (LLVM 9.0.0), OpenCL: OpenCL 1.1 Mesa 19.2.4, Compiler: GCC 9.2.0 + Clang 9.0.0, File-System: ext4, Screen Resolution: 3840x2160

auto PBO -50mV 3400: 

	Processor: AMD Ryzen 7 2700X Eight-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: ASRock X470 Master SLI (P3.40 BIOS), Chipset: AMD 17h, Memory: 32768MB, Disk: Samsung SSD 950 PRO 512GB + 250GB Samsung SSD 840, Graphics: Sapphire AMD Radeon RX 550 640SP / 560/560X 4GB (1216/1750MHz), Audio: AMD Baffin HDMI/DP, Monitor: DELL P2715Q, Network: Intel I211

	OS: Arch Linux, Kernel: 5.3.11-arch1-1 (x86_64), Desktop: KDE Plasma 5.17.3, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, OpenGL: 4.5 Mesa 19.2.4 (LLVM 9.0.0), OpenCL: OpenCL 1.1 Mesa 19.2.4, Compiler: GCC 9.2.0 + Clang 9.0.0, File-System: ext4, Screen Resolution: 3840x2160

auto PBO -50mV 3400 better cooling: 

	Processor: AMD Ryzen 7 2700X Eight-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: ASRock X470 Master SLI (P3.40 BIOS), Chipset: AMD 17h, Memory: 32768MB, Disk: Samsung SSD 950 PRO 512GB + 250GB Samsung SSD 840, Graphics: Sapphire AMD Radeon RX 550 640SP / 560/560X 4GB (1216/1750MHz), Audio: AMD Baffin HDMI/DP, Monitor: DELL P2715Q, Network: Intel I211

	OS: Arch Linux, Kernel: 5.3.11-arch1-1 (x86_64), Desktop: KDE Plasma 5.17.3, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, OpenGL: 4.5 Mesa 19.2.4 (LLVM 9.0.0), OpenCL: OpenCL 1.1 Mesa 19.2.4, Compiler: GCC 9.2.0 + Clang 9.0.0, File-System: ext4, Screen Resolution: 3840x2160

max PBO -87.5mV 3466 ARCH7W: 

	Processor: AMD Ryzen 7 2700X Eight-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: ASUS ROG CROSSHAIR VII HERO (WI-FI) (3004 BIOS), Chipset: AMD 17h, Memory: 32768MB, Disk: Samsung SSD 950 PRO 512GB + 250GB Samsung SSD 840, Graphics: Sapphire AMD Radeon RX 550 640SP / 560/560X 4GB (1216/1750MHz), Audio: AMD Baffin HDMI/DP, Monitor: DELL P2715Q, Network: Intel I211

	OS: Arch Linux, Kernel: 5.4.6-arch3-1 (x86_64), Desktop: KDE Plasma 5.17.4, Display Server: X Server 1.20.6, Display Driver: modesetting 1.20.6, OpenGL: 4.5 Mesa 19.3.1 (LLVM 9.0.0), OpenCL: OpenCL 1.1 Mesa 19.3.1, Compiler: GCC 9.2.0 + Clang 9.0.0 + LLVM 9.0.0, File-System: ext4, Screen Resolution: 3840x2160


Y-Cruncher 0.7.7
Calculating 500M Pi Digits
Seconds < Lower Is Better
auto PBO -50mV 3200 ................ 33.81 |===================================
auto PBO -100mV 3600 ............... 33.73 |===================================
auto PBO -50mV 3400 ................ 33.78 |===================================
auto PBO -50mV 3400 better cooling . 34.03 |===================================


Y-Cruncher 0.7.8.9503
Calculating 500M Pi Digits
Seconds < Lower Is Better
max PBO -87.5mV 3466 ARCH7W . 34.88 |==========================================