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Differences What are the advantages of each

Front view of AMD Athlon X4 860K

Reasons to consider the
AMD Athlon X4 860K

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CPUBoss is not aware of any important advantages of the Athlon X4 860K vs the Athlon II X4 651K.

Front view of AMD Athlon II X4 651K

Reasons to consider the
AMD Athlon II X4 651K

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CPUBoss is not aware of any important advantages of the Athlon II X4 651K vs the Athlon X4 860K.

Features Key features of the Athlon X4 860K  vs II X4 651K 

clock speed

L2 cache

overclocked clock speed (air)

Athlon X4 860K
4.37 GHz

overclocked clock speed (water)

Athlon X4 860K
4.45 GHz

Specifications Full list of technical specs

summary

Athlon X4 860K  vs
II X4 651K 
Clock speed 3.7 GHz 3 GHz
Turbo clock speed 4 GHz None
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 95W 100W
Annual home energy cost 22.89 $/year 24.09 $/year
Annual commercial energy cost 83.22 $/year 87.6 $/year
Typical power consumption 77.19W 81.25W

details

Athlon X4 860K  vs
II X4 651K 
Architecture x86-64 x86-64
L2 cache 4 MB 4 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 28 nm 32 nm

overclocking

Overclocked clock speed 4.37 GHz 3.43 GHz
Overclocked clock speed (Water) 4.45 GHz 3.49 GHz
Overclocked clock speed (Air) 4.37 GHz 3.43 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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
AMD Athlon X4 860K
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AMD Athlon II X4 651K
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