Intel Core i7 Linux P-State Tests P-State and ACPI CPUFreq benchmarks using the Core i7 5960X Haswell-E in different modes. Benchmarks by Michael Larabel for a future article on Phoronix.com. P-State Powersave: Processor: Intel Core i7-5960X @ 3.50GHz (16 Cores), Motherboard: Gigabyte X99-UD4-CF, Chipset: Intel Haswell-E DMI2, Memory: 16384MB, Disk: 128GB Crucial_CT128MX1, Graphics: Gigabyte AMD Radeon R9 270X 2048MB, Audio: Intel Wellsburg HD Audio, Monitor: SyncMaster, Network: Intel Connection OS: Ubuntu 14.10, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.3.1, Display Server: X Server 1.16.0, Display Driver: radeon 7.4.0, OpenGL: 3.3 Mesa 10.2.6 Gallium 0.4, Compiler: GCC 4.9.1, File-System: ext4, Screen Resolution: 2560x1600 P-State Performance: Processor: Intel Core i7-5960X @ 3.50GHz (16 Cores), Motherboard: Gigabyte X99-UD4-CF, Chipset: Intel Haswell-E DMI2, Memory: 16384MB, Disk: 128GB Crucial_CT128MX1, Graphics: Gigabyte AMD Radeon R9 270X 2048MB, Audio: Intel Wellsburg HD Audio, Monitor: SyncMaster, Network: Intel Connection OS: Ubuntu 14.10, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.3.1, Display Server: X Server 1.16.0, Display Driver: radeon 7.4.0, OpenGL: 3.3 Mesa 10.2.6 Gallium 0.4, Compiler: GCC 4.9.1, File-System: ext4, Screen Resolution: 2560x1600 ACPI CPUFreq Ondemand: Processor: Intel Core i7-5960X @ 3.00GHz (16 Cores), Motherboard: Gigabyte X99-UD4-CF, Chipset: Intel Haswell-E DMI2, Memory: 16384MB, Disk: 128GB Crucial_CT128MX1, Graphics: Gigabyte AMD Radeon R9 270X 2048MB, Audio: Intel Wellsburg HD Audio, Monitor: SyncMaster, Network: Intel Connection OS: Ubuntu 14.10, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.3.1, Display Server: X Server 1.16.0, Display Driver: radeon 7.4.0, OpenGL: 3.3 Mesa 10.2.6 Gallium 0.4, Compiler: GCC 4.9.1, File-System: ext4, Screen Resolution: 2560x1600 ACPI CPUFreq Conservative: Processor: Intel Core i7-5960X @ 3.00GHz (16 Cores), Motherboard: Gigabyte X99-UD4-CF, Chipset: Intel Haswell-E DMI2, Memory: 16384MB, Disk: 128GB Crucial_CT128MX1, Graphics: Gigabyte AMD Radeon R9 270X 2048MB, Audio: Intel Wellsburg HD Audio, Monitor: SyncMaster, Network: Intel Connection OS: Ubuntu 14.10, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.3.1, Display Server: X Server 1.16.0, Display Driver: radeon 7.4.0, OpenGL: 3.3 Mesa 10.2.6 Gallium 0.4, Compiler: GCC 4.9.1, File-System: ext4, Screen Resolution: 2560x1600 ACPI CPUFreq Performance: Processor: Intel Core i7-5960X @ 3.00GHz (16 Cores), Motherboard: Gigabyte X99-UD4-CF, Chipset: Intel Haswell-E DMI2, Memory: 16384MB, Disk: 128GB Crucial_CT128MX1, Graphics: Gigabyte AMD Radeon R9 270X 2048MB, Audio: Intel Wellsburg HD Audio, Monitor: SyncMaster, Network: Intel Connection OS: Ubuntu 14.10, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.3.1, Display Server: X Server 1.16.0, Display Driver: radeon 7.4.0, OpenGL: 3.3 Mesa 10.2.6 Gallium 0.4, Compiler: GCC 4.9.1, File-System: ext4, Screen Resolution: 2560x1600 Xonotic 0.7 Resolution: 1920 x 1080 - Effects Quality: Low Frames Per Second > Higher Is Better P-State Powersave ......... 222.51 |================================== P-State Performance ....... 279.12 |=========================================== ACPI CPUFreq Ondemand ..... 212.38 |================================= ACPI CPUFreq Conservative . 220.88 |================================== ACPI CPUFreq Performance .. 277.70 |=========================================== Xonotic 0.7 Resolution: 1920 x 1080 - Effects Quality: High Frames Per Second > Higher Is Better P-State Powersave ......... 146.94 |==================================== P-State Performance ....... 177.25 |=========================================== ACPI CPUFreq Ondemand ..... 147.31 |==================================== ACPI CPUFreq Conservative . 150.33 |==================================== ACPI CPUFreq Performance .. 177.92 |=========================================== Timed Linux Kernel Compilation 3.1 Time To Compile Seconds < Lower Is Better P-State Powersave ......... 51.11 |======================================= P-State Performance ....... 57.67 |============================================ ACPI CPUFreq Ondemand ..... 56.11 |=========================================== ACPI CPUFreq Conservative . 51.35 |======================================= ACPI CPUFreq Performance .. 47.63 |==================================== C-Ray 1.1 Total Time Seconds < Lower Is Better P-State Powersave ......... 9.74 |======================================= P-State Performance ....... 11.08 |============================================ ACPI CPUFreq Ondemand ..... 11.03 |============================================ ACPI CPUFreq Conservative . 9.79 |======================================= ACPI CPUFreq Performance .. 9.58 |====================================== Unigine Tropics 1.3 Resolution: 1920 x 1080 Frames Per Second > Higher Is Better P-State Powersave ......... 80.39 |============================================ P-State Performance ....... 80.83 |============================================ ACPI CPUFreq Ondemand ..... 80.07 |============================================ ACPI CPUFreq Conservative . 79.78 |=========================================== ACPI CPUFreq Performance .. 80.95 |============================================ Apache Benchmark 2.4.7 Static Web Page Serving Requests Per Second > Higher Is Better P-State Powersave ......... 15539.58 |=================================== P-State Performance ....... 17865.08 |======================================== ACPI CPUFreq Ondemand ..... 12444.32 |============================ ACPI CPUFreq Conservative . 14023.82 |=============================== ACPI CPUFreq Performance .. 18273.95 |========================================= LAME MP3 Encoding 3.99.3 WAV To MP3 Seconds < Lower Is Better P-State Powersave ......... 13.36 |================= P-State Performance ....... 12.52 |================ ACPI CPUFreq Ondemand ..... 34.38 |============================================ ACPI CPUFreq Conservative . 31.77 |========================================= ACPI CPUFreq Performance .. 12.51 |================ Counter-Strike Source Resolution: 1920 x 1080 Frames Per Second > Higher Is Better P-State Powersave ......... 164.99 |==================================== P-State Performance ....... 194.47 |=========================================== ACPI CPUFreq Ondemand ..... 157.76 |=================================== ACPI CPUFreq Conservative . 160.19 |=================================== ACPI CPUFreq Performance .. 196.14 |===========================================