Skip to main content

Overclocking Core i7: Power Versus Performance

Test System

Test System

System Hardware
CPUIntel Core i7 920 (45 nm, 2.66 GHz, 4x 256 KB L2 and 8 MB L3 Cache, TDP 130 W, Rev. C0)
Motherboard (Socket LGA1336)Asus P6T (Rev. 1.0) Chipset: Intel X58, ICH10R BIOS: 0403 (02/26/2009)
RAM3x 2 GB DDR3-1600 (Corsair TR3X6G1600C8D) operating between DDR3-999 and 1200 (CL8-8-8-24)
Hard DriveWestern Digital VelociRaptor, 300 GB (WD3000HLFS) 10,000 RPM, SATA/300, 16 MB Cache
Blu-Ray DriveLG GGW-H20L, SATA/150
Power SupplyFortron Everest 1010, 1010 W

System Software and Drivers
Operating SystemWindows Vista Enterprise Version 6.0 SP1 (Build 6000)
Drivers and Settings
Intel Chipset Drivers9.0.0.1012
Intel Matrix Storage Drivers8.7.0.1007
Nvidia GeForce Drivers182.08

3D Games Benchmarks and Settings
CrysisVersion: 1.2.1 Video Mode: 1680x1050 Overall Quality: low Demo: CPU-Benchmark2 + Tom's Hardware Tool
Unreal Tournament 3Version: 1.2 Video Mode: 1680x1050 Sound and DirectX10 Video Quality: Texture Details: 1 Level Details: 1 Demo: vCTF-CONTAINMENT_fly Time: 12/60
World In ConflictVersion: Video Mode: 1680x1050 and 800x600 Video Quality: low details Demo: Game-Benchmark
Audio Benchmarks and Settings
iTunesVersion: Audio CD (Terminator II SE), 53 min Default format AAC
Lame MP3Version 3.98 Audio CD "Terminator II SE", 53 min wave to mp3 160 Kbps
Video Benchmarks and Settings
Pinnacle Studio 12Version: Encoding and Transition Rendering DV camcorder movie Video: 720 x 576 Pixel, PAL, 25 fps, 6000 Kbits/sec Audio: MPEG Layer 2, 224 Kbits/sec 16 Bit, Stereo 44.1 KHz File Type: MPEG-2 (DVD Compatible)
TMPEG 4.5Version: Video: Terminator 2 SE DVD (720x576, 16:9) 5 Minutes Audio: Dolby Digital, 48000 Hz, 6-Kanal, English Advanced Acoustic Engine MP3 Encoder (160 kbps, 44.1 KHz)
DivX 6.8.3Version: 6.8.3 == Main Menu == default == Codec Menu == Encoding mode: Insane Quality Enhanced multithreading Enabled using SSE4 Quarter-pixel search == Video Menu == Quantization: MPEG-2
XviD 1.1.3Version: 1.1.3 Other Options / Encoder Menu - Display encoding status = off
Mainconcept Reference 1.5.1 Reference H.264 Plugin Pro 1.5.1Version: 1.5.1 MPEG2 to MPEG2 (H.264) MainConcept H.264/AVC Codec 28 sec HDTV 1920x1080 (MPEG2) Audio: MPEG2 (44.1 kHz, 2 Channel, 16 Bit, 224 kbps) Codec: H.264 Mode: PAL (25 FPS) Profile: Tom's Hardware Settings for Qct-Core
Adobe Premiere Pro CS3 HDTV Mainconcept H.264 Plugin 3.2 Windows Media Encoder 9.1 AP HDTV Windows Audio Encoder 10 ProVersion: 3.0 NTSC MPEG2-HDTV 1920x1080 (24 sec) Import: Mainconcept NTSC HDTV 1080i Export: Adobe Media Encoder == Video == Windows Media Video 9 Advanced Profile Encoding Passes: one Bitrate Mode: Constant Frame: 1920x1080 Frame Rate: 29.97 Maximum Bitrate [kbps]: 2000 Image Quality: 50.00 == Audio == Windows Media Audio 10 Professional Encoding Passes: one Bitrate Mode: Constant Audio Format: 160 kbps, 44.1 kHz, 2 channel 16 bit (A/V) CBR
Application Benchmarks and Settings
Grisoft AVG Anti-Virus 8Version: 8.0.134 Virus base: 270.4.5/1533 Benchmark Scan: some compressed ZIP and RAR archives
Winrar 3.8Version 3.80 BETA 4 WinZIP Commandline Version 2.3 Compression = Best Dictionary = 4096 KB Benchmark: THG-Workload
Winzip 11Version 11.2 (8094) Compression = Best Benchmark: THG-Workload
Maxon Cinema 4D Release 10Version: 10.008 Rendering from a scene (Water drop at a Rose) Resolution: 1280 x 1024 - 8Bit (50 frames)
Adobe Photoshop CS 3Version: 10.0x20070321 Filtering a 69 MB TIF-Photo Benchmark: Tomshardware-Benchmark V1.0.0.4 Programmed by Tomshardware using Delphi 2007 Filters: Crosshatch Glass Sumi-e Accented Edges Angled Strokes Sprayed Strokes
Deep Fritz 11Version: 11 Fritz Chess Benchmark Version 4.2
Synthetics Benchmarks and Settings
3DMark VantageVersion: 1.02 Options: Performance Graphics Test 1 Graphics Test 2 CPU Test 1 CPU Test 2
PCMark VantageVersion: 1.00 PCMark Benchmark Memories Benchmark Windows Media Player