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Differences What are the advantages of each

Front view of Intel Atom E680T

Reasons to consider the
Intel Atom E680T

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Lower typical power consumption 3.66W vs 20.31W 5.6x lower typical power consumption
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Lower annual home energy cost 1.08 $/year vs 6.02 $/year 5.6x lower annual home energy cost
Lower annual commercial energy cost 3.94 $/year vs 21.9 $/year 5.6x lower annual commercial energy cost
Newer Sep, 2010 vs May, 2010 Release date 4 months later
Front view of AMD Athlon II PCs P320

Reasons to consider the
AMD Athlon II PCs P320

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More advanced architecture x86-64 vs x86 A 64-bit architecture allows more RAM to be installed and accessed by the processor
Higher clock speed 2.1 GHz vs 1.6 GHz More than 30% higher clock speed
Better overclocked clock speed (Air) 2.1 GHz vs 1.6 GHz More than 30% better overclocked clock speed (Air)
More cores 2 vs 1 Twice as many cores; run more applications at once
Better overclocked clock speed (Water) 2.1 GHz vs 1.6 GHz More than 30% better overclocked clock speed (Water)

Features Key features of the Atom E680T  vs Athlon II PCs P320 

clock speed

Atom E680T
1.6 GHz

L2 cache

overclocked clock speed (air)

Atom E680T
1.6 GHz

overclocked clock speed (water)

Atom E680T
1.6 GHz

Specifications Full list of technical specs

summary

Atom E680T  vs
Athlon II PCs P320 
Clock speed 1.6 GHz 2.1 GHz
Cores Single core Dual core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 4.5W 25W
Annual home energy cost 1.08 $/year 6.02 $/year
Annual commercial energy cost 3.94 $/year 21.9 $/year
Typical power consumption 3.66W 20.31W

details

Atom E680T  vs
Athlon II PCs P320 
Architecture x86 x86-64
Threads 2 2
L2 cache 0.5 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.6 GHz 2.1 GHz
Overclocked clock speed (Water) 1.6 GHz 2.1 GHz
Overclocked clock speed (Air) 1.6 GHz 2.1 GHz

integrated graphics

GPU GPU None
Label Integrated N/A
GPU clock speed 400 MHz N/A

bus

Clock speed 2,500 MHz 533 MHz
Intel Atom E680T
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AMD Athlon II PCs P320
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