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Differences What are the advantages of each

Front view of AMD Sempron 2800+

Reasons to consider the
AMD Sempron 2800+

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Much newer manufacturing process 90 nm vs 130 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly lower typical power consumption 50.38W vs 72.31W More than 30% lower typical power consumption
Significantly lower annual home energy cost 14.94 $/year vs 21.44 $/year More than 30% lower annual home energy cost
Significantly lower annual commercial energy cost 54.31 $/year vs 77.96 $/year More than 30% lower annual commercial energy cost
Front view of AMD Athlon 64 3000+

Reasons to consider the
AMD Athlon 64 3000+

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Much 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
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core

Benchmarks Real world tests of Sempron 2800+ vs Athlon 64 3000+

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Specifications Full list of technical specs

summary

Sempron 2800+  vs
Athlon 64 3000+ 
Cores Single core Single core
Socket type
754
AM2
462

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
3DNow!

details

Sempron 2800+  vs
Athlon 64 3000+ 
Threads 1 1
L2 cache 0.5 MB 1 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 90 nm 130 nm
Max CPUs 1 1
Operating temperature Unknown - 70°C Unknown - 70°C

power consumption

TDP 62W 89W
Annual home energy cost 14.94 $/year 21.44 $/year
Annual commercial energy cost 54.31 $/year 77.96 $/year
Typical power consumption 50.38W 72.31W
AMD Sempron 2800+
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AMD Athlon 64 3000+
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