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Differences What are the advantages of each

Front view of AMD Sempron 145

Reasons to consider the
AMD Sempron 145

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Much newer manufacturing process 45 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower typical power consumption 36.56W vs 77.19W 2.1x lower typical power consumption
Higher clock speed 2.8 GHz vs 2.6 GHz Around 10% higher clock speed
Much lower annual home energy cost 10.84 $/year vs 22.89 $/year 2.1x lower annual home energy cost
Much lower annual commercial energy cost 39.42 $/year vs 83.22 $/year 2.1x lower annual commercial energy cost
Front view of AMD Second Generation Opteron 8218

Reasons to consider the
AMD Second Generation Opteron 8218

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Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Higher Maximum operating temperature 72 °C vs 63 °C Around 15% higher Maximum operating temperature
More cores 2 vs 1 Twice as many cores; run more applications at once

Features Key features of the Sempron 145  vs Second Generation Opteron 8218 

Specifications Full list of technical specs

summary

Sempron 145  vs
Second Generation Opteron 8218 
Clock speed 2.8 GHz 2.6 GHz
Cores Single core Dual core
Socket type
AM3
F

features

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

details

Sempron 145  vs
Second Generation Opteron 8218 
Threads 1 2
L2 cache 1 MB 2 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 45 nm 90 nm
Max CPUs 1 8
Operating temperature Unknown - 63°C 0 - 72°C

power consumption

TDP 45W 95W
Annual home energy cost 10.84 $/year 22.89 $/year
Annual commercial energy cost 39.42 $/year 83.22 $/year
Typical power consumption 36.56W 77.19W
AMD Sempron 145
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AMD Second Generation Opteron 8218
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