CPUBoss Review Our evaluation of 955 vs 860K 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

8.9

CPUBoss Score

Combination of all six facets

Winner
AMD Athlon X4 860K 

CPUBoss recommends the AMD Athlon X4 860K  based on its performance, single-core performance, power consumption and value.

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VS

Differences What are the advantages of each

Front view of AMD Phenom II X4 955

Reasons to consider the
AMD Phenom II X4 955

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CPUBoss is not aware of any important advantages of the Phenom II X4 955 vs the Athlon X4 860K.

Front view of AMD Athlon X4 860K

Reasons to consider the
AMD Athlon X4 860K

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Much more l2 cache 4 MB vs 2 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better PassMark (Single core) score 1,593 vs 1,115 Around 45% better PassMark (Single core) score
Much lower typical power consumption 77.19W vs 101.56W Around 25% lower typical power consumption
Much better performance per watt 9.8 pt/W vs 1.3 pt/W More than 7.5x better performance per watt
Much better performance per dollar 14.32 pt/$ vs 2.03 pt/$ More than 7x better performance per dollar
Much better cinebench r10 32Bit 1-core score 4,146 vs 3,675 Around 15% better cinebench r10 32Bit 1-core score
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Much lower annual home energy cost 22.89 $/year vs 30.11 $/year Around 25% lower annual home energy cost
Much lower annual commercial energy cost 83.22 $/year vs 109.5 $/year Around 25% lower annual commercial energy cost

Benchmarks Real world tests of Phenom II X4 955 vs Athlon X4 860K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Phenom II X4 955
129,850 MB/s
Athlon X4 860K
2,290,000 MB/s

Cinebench R10 32-Bit

Cinebench R10 32-Bit (Single Core)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Phenom II X4 955  vs
Athlon X4 860K 
Clock speed 3.2 GHz 3.7 GHz
Cores Quad core Quad core
Is unlocked Yes Yes

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
F16C
MMX
AVX
SSE3
SSE
BMI1
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
AMD-V
3DNow!
Supplemental SSE3
AES
TBM

power consumption

TDP 125W 95W
Annual home energy cost 30.11 $/year 22.89 $/year
Annual commercial energy cost 109.5 $/year 83.22 $/year
Performance per watt 1.3 pt/W 9.8 pt/W
Typical power consumption 101.56W 77.19W

details

Phenom II X4 955  vs
Athlon X4 860K 
Architecture x86-64 x86-64
L2 cache 2 MB 4 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 45 nm 28 nm

overclocking

Overclocked clock speed 3.99 GHz 4.37 GHz
Overclocked clock speed (Water) 4.14 GHz 4.45 GHz
Overclocked clock speed (Air) 3.99 GHz 4.37 GHz

integrated graphics

GPU None GPU
Label N/A AMD Radeon APUs GPU part factory disabled
AMD Phenom II X4 955
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AMD Athlon X4 860K
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