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Optimizing Your Phenom II Overclock For Efficiency

Speed And Voltage Table, Test Setup And Components

Processor Clock Speed / Voltages
CPU Clock2.8 GHz3 GHz3.2 GHz3.4 GHz3.6 GHz3.8 GHz
Multiplier14x15x16x17x18x19x
CPU VoltageAutoAutoAutoAuto1.4 V1.5 V

Test Setup

System Hardware
HardwareDetails
CPU AMDAMD Phenom II X4 940 (45 nm, 3.0 GHz, 4x 512 KB L2 and 6 MB L3 Cache, TDP 125 W, Rev. C2)
Motherboard (Socket AM2+)Jetway HA07-Ultra (Rev. 1.0) Chipset: AMD 790GX, SB750 BIOS: 06 (01/12/2009)
RAM DDR22x 2 GB DDR2-1142 (Corsair CM2X2048-9136C5D) operating @ DDR2-1055 (CL5-5-5-15)
Graphics CardZotac Geforce GTX260²Chip: Geforce GTX260² (Core 576 MHz, Shader 1242 MHz)RAM: 896 MB 448 Bit (1998 MHz)
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 SETTING
Nvidia GeForce Drivers182.08
AMD Chipsset DriversRadeon 9.3
3D Games: Benchmarks And Settings
BenchmarksDetails
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: 1.0.0.9 Video Mode: 1680x1050 and 800x600 Video Quality: low details Demo: Game-Benchmark
Audio Benchmarks and Settings
BenchmarksDetails
iTunesVersion: 7.7.1.11, 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
BenchmarksDetails
Pinnacle Studio 12Version: 12.0.0.6163, 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: 4.5.1.254 Vieo: 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
BenchmarksDetails
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
Synthetic Benchmarks and Settings
BenchmarksDetails
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 10.00.00.3646

Zotac GeForce GTX 260² 55 nm

Western Digital VelociRaptor 300 GB