AMD Phenom II X4 840

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Overview
Manufacturer AMD
Family Model Phenom II X4 840
Release Date Released January, 2011
Is Older older
Key Specs 3.2 GHz Quad core
Score 5
Summary
Clock speed 3.2 GHz
Turbo clock speed 0 GHz
Cores Quad core
Socket type AM3
Is unlocked No
Features
Has a NX bit Yes
Has virtualization support Yes
Instruction set extensions SSE4a 3DNow! SSE2 SSE MMX SSE3
Supports dynamic frequency scaling Yes
Integrated Graphics
GPU None
Label None
Latest DirectX None
Number of displays supported None
GPU clock speed None
Turbo clock speed None
3DMark06 None
Bus
Clock speed 2,000 MHz
Details
Architecture x86-64
Threads 4 threads
L2 cache 2 MB
L2 cache per core 0.5 MB/core
L3 cache 0 MB
L3 cache per core 0 MB/core
Manufacture process 45 nm
Max CPUs 1
Voltage range 0.85 - 1.4V
Operating temperature Unknown - 71°C
Overclocking
Overclock popularity 37
Overclock review score 5
Overclocked clock speed 3.92 GHz
Overclocked clock speed (Water) 3.1 GHz
PassMark (Overclocked) 1,971.6
Overclocked clock speed (Air) 3.92 GHz
Power Consumption
TDP 95W
Annual home energy cost 22.89 $/year
Annual commercial energy cost 83.22 $/year
Performance per watt 1.66 pt/W
Typical power consumption 77.19W
Memory Controller
Memory controller Built-in
Memory type DDR3
Benchmarks
GeekBench 3 (Multi-core) 5,835
GeekBench 3 (Single core) 1,655
GeekBench 3 (AES single core) 129,500 MB/s
GeekBench (32-bit) 5,515
GeekBench (64-bit) 7,871
GeekBench 7,871
PassMark 3,520
PassMark (Single Core) 1,102
Scores
Performance 4.9
Single-core Performance 3.9
Integrated Graphics 0.0
Integrated Graphics (OpenCL) 0.0
Performance per Watt 5.4
Value 6.3
CPUPK Score 5.0
Photo
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