Optimizing Your Phenom II Overclock For Efficiency

Speed And Voltage Table, Test Setup And Components

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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

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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
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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
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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
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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
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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
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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
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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