g Intel Core i7-8700K testing with a Gigabyte Z370 AORUS Gaming 7 (F6 BIOS) and inteldrmfb on Ubuntu 18.04 via the Phoronix Test Suite. g: Processor: Intel Core i7-8700K @ 5.00GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Audio: Realtek ALC1220, Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 50504948 performance governor: Processor: Intel Core i7-8700K @ 5.00GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Audio: Realtek ALC1220, Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 50504948 powersave gov: Processor: Intel Core i7-8700K @ 5.00GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Audio: Realtek ALC1220, Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 505050494848: Processor: Intel Core i7-8700K @ 5.00GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Audio: Realtek ALC1220, Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Desktop: GNOME Shell 3.28.1, Display Driver: modesetting 1.19.6, File-System: ext4, Screen Resolution: 1920x1200 Intel Core i7-8700K: Processor: Intel Core i7-8700K @ 5.00GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Audio: Realtek ALC1220, Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Desktop: GNOME Shell 3.28.1, Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 505050494848 perf-gov: Processor: Intel Core i7-8700K @ 5.00GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Audio: Realtek ALC1220, Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Desktop: GNOME Shell 3.28.1, Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 515050494948: Processor: Intel Core i7-8700K @ 5.10GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Audio: Realtek ALC1220, Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Desktop: GNOME Shell 3.28.1, Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 515050504948: Processor: Intel Core i7-8700K @ 5.10GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Audio: Realtek ALC1220, Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Desktop: GNOME Shell 3.28.1, Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 47 undervolt: Processor: Intel Core i7-8700K @ 4.70GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 2 x 960GB SanDisk SDSSDHII + 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.16.7-041607-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 47 undervolt underclocked via x86_energy.... hwp_max = 40: Processor: Intel Core i7-8700K @ 4.00GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 2 x 960GB SanDisk SDSSDHII + 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 47 undervolt underclocked via x86_energy.... hwp_max = 47 hwp_min=37: Processor: Intel Core i7-8700K @ 4.00GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 2 x 960GB SanDisk SDSSDHII + 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 47 undervolt underclocked via x86_energy.... hwp_max = 47 hwp_min=37 PerformanceGov: Processor: Intel Core i7-8700K @ 4.00GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 2 x 960GB SanDisk SDSSDHII + 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 48 zoran: Processor: Intel Core i7-8700K @ 4.80GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 2 x 960GB SanDisk SDSSDHII + 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 zoran 51 1311: Processor: Intel Core i7-8700K @ 5.10GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 2 x 960GB SanDisk SDSSDHII + 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 zoran 51 2211: Processor: Intel Core i7-8700K @ 5.10GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 2 x 960GB SanDisk SDSSDHII + 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 zoran 51 2211 MCE: Processor: Intel Core i7-8700K @ 5.10GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 2 x 960GB SanDisk SDSSDHII + 512GB Western Digital WDS512G1X0C-00ENX0, Graphics: inteldrmfb (1200MHz), Monitor: DELL U2412M, Network: Intel Connection OS: Ubuntu 18.04, Kernel: 4.15.0-20-generic (x86_64), Display Driver: modesetting 1.19.6, Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1920x1200 FLAC Audio Encoding 1.3.2 WAV To FLAC Seconds < Lower Is Better g ............................. 7.64 |====================================== 50504948 performance governor . 7.60 |====================================== 505050494848 .................. 7.53 |====================================== 515050504948 .................. 7.45 |===================================== 47 undervolt .................. 8.09 |========================================= 47 undervolt .................. 8.15 |========================================= 48 zoran ...................... 7.85 |======================================= zoran 51 1311 ................. 7.49 |====================================== zoran 51 2211 ................. 7.57 |====================================== zoran 51 2211 ................. 7.54 |====================================== zoran 51 2211 MCE ............. 7.41 |===================================== Timed Linux Kernel Compilation 4.13 Time To Compile Seconds < Lower Is Better 50504948 powersave gov .............................................................. 71.28 | 50504948 performance governor ....................................................... 70.86 | Intel Core i7-8700K ................................................................. 70.89 | 505050494848 perf-gov ............................................................... 70.95 | 515050494948 ........................................................................ 70.91 | 47 undervolt ........................................................................ 77.90 | 47 undervolt underclocked via x86_energy.... hwp_max = 40 ........................... 83.63 | 47 undervolt underclocked via x86_energy.... hwp_max = 47 hwp_min=37 ................ 77.59 | 47 undervolt underclocked via x86_energy.... hwp_max = 47 hwp_min=37 PerformanceGov . 78.02 | zoran 51 1311 ....................................................................... 70.67 | Intel Core i7-8700K ................................................................. 71.09 | zoran 51 2211 MCE ................................................................... 70.60 |