CPUBoss Review Our evaluation of 945 125W vs 940 among desktop CPUs (over 75W)

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of AMD Phenom II X4 945 125W

Reasons to consider the
AMD Phenom II X4 945 125W

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CPUBoss is not aware of any important advantages of the 945 125W vs the 940 Black Edition.

Front view of AMD Phenom II X4 940

Reasons to consider the
AMD Phenom II X4 940

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking

Benchmarks Real world tests of Phenom II X4 945 125W vs 940

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

3D Mark 11 (Physics)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Phenom II X4 945 125W  vs
940 
Clock speed 3 GHz 3 GHz
Cores Quad core Quad core
Socket type
AM3
AM2+
Is unlocked No Yes

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
3DNow!
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 125W 125W
Annual home energy cost 30.11 $/year 30.11 $/year
Annual commercial energy cost 109.5 $/year 109.5 $/year
Performance per watt 1.08 pt/W 1.19 pt/W
Typical power consumption 101.56W 101.56W

bus

Clock speed 2,000 MHz 1,800 MHz

details

Phenom II X4 945 125W  vs
940 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 2 MB 2 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
L3 cache 6 MB 6 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 1 1
Voltage range 0.88 - 1.43V 0.88 - 1.5V
Operating temperature 55 - 62°C Unknown - 62°C

overclocking

Overclock popularity 34 44
Overclocked clock speed 3.73 GHz 3.72 GHz
Overclocked clock speed (Water) 3.9 GHz 3.83 GHz
Overclocked clock speed (Air) 3.73 GHz 3.72 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A
AMD Phenom II X4 945 125W
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AMD Phenom II X4 940
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