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Differences What are the advantages of each

Front view of AMD FX 4100

Reasons to consider the
AMD FX 4100

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Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Higher clock speed 3.6 GHz vs 3.4 GHz More than 5% higher clock speed
Much better overclocked clock speed (Air) 4.66 GHz vs 4.02 GHz More than 15% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.99 GHz vs 4.09 GHz More than 20% better overclocked clock speed (Water)
Front view of AMD Athlon II X2 270

Reasons to consider the
AMD Athlon II X2 270

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Much lower annual home energy cost 15.66 $/year vs 34.18 $/year 2.2x lower annual home energy cost
Much lower annual commercial energy cost 56.94 $/year vs 114.41 $/year 2x lower annual commercial energy cost

Benchmarks Real world tests of FX 4100 vs Athlon II X2 270

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

FX 4100
2,150,000 MB/s
Athlon II X2 270
136,900 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

FX 4100  vs
Athlon II X2 270 
Clock speed 3.6 GHz 3.4 GHz
Cores Quad core Dual core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
F16C
MMX
XOP
AVX
SSE3
SSE
ABM
CLMUL
AMD64
SSE4.1
FMA4
SSE4.2
CVT16
AMD-V
3DNow!
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

bus

Clock speed 3,200 MHz 3,400 MHz

details

FX 4100  vs
Athlon II X2 270 
Threads 4 2
L2 cache 4 MB 2 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 32 nm 45 nm
Max CPUs 1 1

overclocking

Overclock popularity 127 1
Overclock review score 4 0
Overclocked clock speed 4.66 GHz 4.02 GHz
Overclocked clock speed (Water) 4.99 GHz 4.09 GHz
PassMark (Overclocked) 2,972.7 810.1
Overclocked clock speed (Air) 4.66 GHz 4.02 GHz

power consumption

TDP 95W 65W
Annual home energy cost 34.18 $/year 15.66 $/year
Annual commercial energy cost 114.41 $/year 56.94 $/year
Performance per watt 6.46 pt/W 2.03 pt/W
Typical power consumption N/A 52.81W
AMD FX 4100
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AMD Athlon II X2 270
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