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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 higher clock speed 3.3 GHz vs 1.6 GHz More than 2x higher clock speed
Much newer manufacturing process 32 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
More threads 4 vs 1 3 more threads
More cores 2 vs 1 Twice as many cores; run more applications at once
Newer Jan, 2011 vs Jan, 2009 Release date over 2 years later
Front view of AMD Athlon Neo 40

Reasons to consider the
AMD Athlon Neo 40

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Much lower typical power consumption 12.19W vs 52.81W 4.3x 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
Much lower annual home energy cost 3.61 $/year vs 15.66 $/year 4.3x lower annual home energy cost
Much lower annual commercial energy cost 13.14 $/year vs 56.94 $/year 4.3x lower annual commercial energy cost

Features Key features of the Core i3 2120  vs Athlon Neo 40 

clock speed

Core i3 2120
3.3 GHz
Athlon Neo 40
1.6 GHz

L2 cache

Core i3 2120
0.5 MB
Athlon Neo 40
0.5 MB

Specifications Full list of technical specs

summary

Core i3 2120  vs
Athlon Neo 40 
Clock speed 3.3 GHz 1.6 GHz
Cores Dual core Single core
Is unlocked No No

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
Supports dynamic frequency scaling Yes Yes

details

Core i3 2120  vs
Athlon Neo 40 
Architecture x86-64 x86-64
Threads 4 1
L2 cache 0.5 MB 0.5 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
Manufacture process 32 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 69.1°C Unknown - 95°C

integrated graphics

GPU GPU None
Label Intel® HD Graphics 2000 N/A
Number of displays supported 2 N/A
GPU clock speed 850 MHz N/A
Turbo clock speed 1,100 MHz N/A

power consumption

TDP 65W 15W
Annual home energy cost 15.66 $/year 3.61 $/year
Annual commercial energy cost 56.94 $/year 13.14 $/year
Typical power consumption 52.81W 12.19W
Intel Core i3 2120
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AMD Athlon Neo 40
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