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Differences What are the advantages of each

Front view of Intel Core i5 6400

Reasons to consider the
Intel Core i5 6400

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Much newer manufacturing process 14 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
Higher clock speed 2.7 GHz vs 2.2 GHz Around 25% higher clock speed
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Front view of AMD Athlon X2 67

Reasons to consider the
AMD Athlon X2 67

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Significantly lower typical power consumption 28.44W vs 52.81W More than 45% lower typical power consumption
Much higher Maximum operating temperature 100 °C vs 71 °C More than 40% higher Maximum operating temperature
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 i5 6400  vs Athlon X2 67 

clock speed

Core i5 6400
2.7 GHz
Athlon X2 67
2.2 GHz

Specifications Full list of technical specs

summary

Core i5 6400  vs
Athlon X2 67 
Clock speed 2.7 GHz 2.2 GHz
Cores Quad core Dual 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
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

details

Core i5 6400  vs
Athlon X2 67 
Architecture x86-64 x86-64
Threads 4 2
Manufacture process 14 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 71°C Unknown - 100°C

integrated graphics

GPU GPU None
Label Intel® HD Graphics 530 N/A
Number of displays supported 3 N/A
GPU clock speed 350 MHz N/A
Turbo clock speed 950 MHz N/A

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 i5 6400
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AMD Athlon X2 67
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