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Differences What are the advantages of each

Front view of Intel Core i3 2120

Reasons to consider the
Intel Core i3 2120

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Much newer manufacturing process 32 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much higher clock speed 3.3 GHz vs 1.8 GHz Around 85% higher clock speed
More threads 4 vs 2 Twice as many threads
Front view of AMD Athlon 64 X2 TK-55

Reasons to consider the
AMD Athlon 64 X2 TK-55

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More l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Significantly lower typical power consumption 28.44W vs 52.81W More than 45% lower typical power consumption
Much higher Maximum operating temperature 95 °C vs 69.1 °C More than 35% higher Maximum operating temperature
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Significantly lower annual home energy cost 8.43 $/year vs 15.66 $/year More than 45% lower annual home energy cost
Significantly lower annual commercial energy cost 30.66 $/year vs 56.94 $/year More than 45% lower annual commercial energy cost

Features Key features of the Core i3 2120  vs Athlon 64 X2 TK-55 

clock speed

L2 cache

Specifications Full list of technical specs

summary

Core i3 2120  vs
Athlon 64 X2 TK-55 
Clock speed 3.3 GHz 1.8 GHz
Cores Dual core Dual core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3

details

Core i3 2120  vs
Athlon 64 X2 TK-55 
Threads 4 2
L2 cache 0.5 MB 1 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
Manufacture process 32 nm 90 nm
Max CPUs 1 1
Operating temperature Unknown - 69.1°C Unknown - 95°C

power consumption

TDP 65W 35W
Annual home energy cost 15.66 $/year 8.43 $/year
Annual commercial energy cost 56.94 $/year 30.66 $/year
Typical power consumption 52.81W 28.44W
Intel Core i3 2120
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AMD Athlon 64 X2 TK-55
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