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Differences What are the advantages of each

Front view of AMD Athlon II X2 255e

Reasons to consider the
AMD Athlon II X2 255e

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Much higher clock speed 3.1 GHz vs 2.05 GHz More than 50% higher clock speed
Front view of AMD Athlon 5350

Reasons to consider the
AMD Athlon 5350

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Much lower typical power consumption 20.31W vs 36.56W Around 45% lower typical power consumption
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much lower annual home energy cost 6.02 $/year vs 10.84 $/year Around 45% lower annual home energy cost
Much lower annual commercial energy cost 21.9 $/year vs 39.42 $/year Around 45% lower annual commercial energy cost

Features Key features of the Athlon II X2 255e  vs 5350 

clock speed

Athlon 5350
2.05 GHz

L2 cache

Specifications Full list of technical specs

summary

Athlon II X2 255e  vs
5350 
Clock speed 3.1 GHz 2.05 GHz
Turbo clock speed 0 GHz None
Cores Dual core Quad core
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support No Yes
Instruction set extensions
SSE4a
SSE2
F16C
MMX
AVX
SSE3
SSE
AMD64
SSE4.1
SSE4.2
AMD-V
3DNow!
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

details

Athlon II X2 255e  vs
5350 
Threads 2 4
L2 cache 2 MB 2 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 45 nm 28 nm
Max CPUs 1 1
Operating temperature Unknown - 72°C Unknown - 90°C

power consumption

TDP 45W 25W
Annual home energy cost 10.84 $/year 6.02 $/year
Annual commercial energy cost 39.42 $/year 21.9 $/year
Typical power consumption 36.56W 20.31W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3
AMD Athlon II X2 255e
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AMD Athlon 5350
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