AMD Bulldozer Core Scaling Seeing how well the AMD Bulldozer FX-8150 scales under Linux when controlling the core count from the BIOS/UEFI of the ASUS Crosshair V Formula motherboard. Using Linux 3.1 kernel and multi-threaded tests. To be compared to other Intel CPUs for a future article on Phoronix.com. AMD FX-8150: 1 Core: Processor: AMD FX-8150 Eight-Core @ 3.61GHz (1 Core), Motherboard: ASUS Crosshair V Formula, Chipset: ATI RD890 PCI to PCI bridge, Memory: 8192MB, Disk: 60GB OCZ VERTEX2, Graphics: NVIDIA GeForce GTX 460 768MB (675/1800MHz), Audio: Realtek ALC889, Network: Intel 82583V Gigabit Connection OS: Ubuntu 11.10, Kernel: 3.1.0-rc10-ic-aliasing-patch+ (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: NVIDIA 285.05.09, OpenGL: 4.2.0 NVIDIA 285.05.09, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1920x1080 AMD FX-8150: 2 Cores: Processor: AMD FX-8150 Eight-Core @ 3.61GHz (2 Cores), Motherboard: ASUS Crosshair V Formula, Chipset: ATI RD890 PCI to PCI bridge, Memory: 8192MB, Disk: 60GB OCZ VERTEX2, Graphics: NVIDIA GeForce GTX 460 768MB (675/1800MHz), Audio: Realtek ALC889, Network: Intel 82583V Gigabit Connection OS: Ubuntu 11.10, Kernel: 3.1.0-rc10-ic-aliasing-patch+ (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: NVIDIA 285.05.09, OpenGL: 4.2.0 NVIDIA 285.05.09, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1920x1080 AMD FX-8150: 4 Cores: Processor: AMD FX-8150 Eight-Core @ 3.61GHz (4 Cores), Motherboard: ASUS Crosshair V Formula, Chipset: ATI RD890 PCI to PCI bridge, Memory: 8192MB, Disk: 60GB OCZ VERTEX2, Graphics: NVIDIA GeForce GTX 460 768MB (675/1800MHz), Audio: Realtek ALC889, Network: Intel 82583V Gigabit Connection OS: Ubuntu 11.10, Kernel: 3.1.0-rc10-ic-aliasing-patch+ (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: NVIDIA 285.05.09, OpenGL: 4.2.0 NVIDIA 285.05.09, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1920x1080 AMD FX-8150: 6 Cores: Processor: AMD FX-8150 Eight-Core @ 3.61GHz (6 Cores), Motherboard: ASUS Crosshair V Formula, Chipset: ATI RD890 PCI to PCI bridge, Memory: 8192MB, Disk: 60GB OCZ VERTEX2, Graphics: NVIDIA GeForce GTX 460 768MB (675/1800MHz), Audio: Realtek ALC889, Network: Intel 82583V Gigabit Connection OS: Ubuntu 11.10, Kernel: 3.1.0-rc10-ic-aliasing-patch+ (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: NVIDIA 285.05.09, OpenGL: 4.2.0 NVIDIA 285.05.09, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1920x1080 AMD FX-8150: 8 Cores: Processor: AMD FX-8150 Eight-Core @ 3.61GHz (8 Cores), Motherboard: ASUS Crosshair V Formula, Chipset: ATI RD890 PCI to PCI bridge, Memory: 8192MB, Disk: 60GB OCZ VERTEX2, Graphics: NVIDIA GeForce GTX 460 768MB (675/1800MHz), Audio: Realtek ALC889, Network: Intel 82583V Gigabit Connection OS: Ubuntu 11.10, Kernel: 3.1.0-rc10-ic-aliasing-patch+ (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: NVIDIA 285.05.09, OpenGL: 4.2.0 NVIDIA 285.05.09, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1920x1080 C-Ray 1.1 Total Time Seconds < Lower Is Better AMD FX-8150: 1 Core .. 307.23 |================================================ AMD FX-8150: 2 Cores . 188.20 |============================= AMD FX-8150: 4 Cores . 94.13 |=============== AMD FX-8150: 6 Cores . 63.08 |========== AMD FX-8150: 8 Cores . 51.34 |======== Smallpt 1.0 Global Illumination Renderer; 100 Samples Seconds < Lower Is Better AMD FX-8150: 1 Core .. 774 |=================================================== AMD FX-8150: 2 Cores . 389 |========================== AMD FX-8150: 4 Cores . 191 |============= AMD FX-8150: 6 Cores . 128 |======== AMD FX-8150: 8 Cores . 104 |======= GraphicsMagick 1.3.12 Operation: Local Adaptive Thresholding Iterations Per Minute > Higher Is Better AMD FX-8150: 1 Core .. 16 |============ AMD FX-8150: 2 Cores . 29 |====================== AMD FX-8150: 4 Cores . 47 |==================================== AMD FX-8150: 6 Cores . 61 |=============================================== AMD FX-8150: 8 Cores . 68 |==================================================== GraphicsMagick 1.3.12 Operation: Sharpen Iterations Per Minute > Higher Is Better AMD FX-8150: 1 Core .. 13 |========== AMD FX-8150: 2 Cores . 23 |================== AMD FX-8150: 4 Cores . 40 |================================ AMD FX-8150: 6 Cores . 55 |============================================ AMD FX-8150: 8 Cores . 65 |==================================================== 7-Zip Compression 9.13 Compress Speed Test MIPS > Higher Is Better AMD FX-8150: 1 Core .. 3299 |========= AMD FX-8150: 2 Cores . 4896 |============= AMD FX-8150: 4 Cores . 9378 |========================== AMD FX-8150: 6 Cores . 14272 |======================================= AMD FX-8150: 8 Cores . 17963 |================================================= x264 2010-11-22 H.264 Video Encoding Frames Per Second > Higher Is Better AMD FX-8150: 1 Core .. 21.02 |========== AMD FX-8150: 2 Cores . 27.93 |============= AMD FX-8150: 4 Cores . 54.26 |========================= AMD FX-8150: 6 Cores . 81.87 |====================================== AMD FX-8150: 8 Cores . 102.25 |================================================ NAS Parallel Benchmarks 3.3 Test / Class: BT.A Total Mop/s > Higher Is Better AMD FX-8150: 1 Core .. 2168.80 |========= AMD FX-8150: 2 Cores . 3558.54 |=============== AMD FX-8150: 4 Cores . 6647.93 |=========================== AMD FX-8150: 6 Cores . 9305.96 |====================================== AMD FX-8150: 8 Cores . 11208.12 |============================================== NAS Parallel Benchmarks 3.3 Test / Class: EP.B Total Mop/s > Higher Is Better AMD FX-8150: 1 Core .. 23.14 |======= AMD FX-8150: 2 Cores . 43.61 |============= AMD FX-8150: 4 Cores . 87.17 |========================== AMD FX-8150: 6 Cores . 130.96 |======================================= AMD FX-8150: 8 Cores . 162.66 |================================================ NAS Parallel Benchmarks 3.3 Test / Class: FT.B Total Mop/s > Higher Is Better AMD FX-8150: 1 Core .. 1474.15 |=========== AMD FX-8150: 2 Cores . 2110.58 |=============== AMD FX-8150: 4 Cores . 4126.73 |============================== AMD FX-8150: 6 Cores . 5629.39 |======================================== AMD FX-8150: 8 Cores . 6573.27 |=============================================== NAS Parallel Benchmarks 3.3 Test / Class: LU.A Total Mop/s > Higher Is Better AMD FX-8150: 1 Core .. 2241.16 |========= AMD FX-8150: 2 Cores . 3512.92 |============== AMD FX-8150: 4 Cores . 6969.12 |=========================== AMD FX-8150: 6 Cores . 9626.71 |====================================== AMD FX-8150: 8 Cores . 11702.03 |============================================== NAS Parallel Benchmarks 3.3 Test / Class: UA.A Total Mop/s > Higher Is Better AMD FX-8150: 1 Core .. 7.62 |========== AMD FX-8150: 2 Cores . 12.71 |================ AMD FX-8150: 4 Cores . 23.33 |============================== AMD FX-8150: 6 Cores . 32.50 |========================================= AMD FX-8150: 8 Cores . 38.56 |================================================= CLOMP 3.3 Static OMP Speedup Speedup > Higher Is Better AMD FX-8150: 1 Core .. 0.98 |=================== AMD FX-8150: 2 Cores . 1.57 |============================== AMD FX-8150: 4 Cores . 2.53 |================================================= AMD FX-8150: 6 Cores . 2.58 |================================================== AMD FX-8150: 8 Cores . 2.46 |================================================