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Differences What are the advantages of each

Front view of Intel Core2 Duo E8400

Reasons to consider the
Intel Core2 Duo E8400

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Much newer manufacturing process 45 nm vs 130 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much more l2 cache 6 MB vs 1 MB 6x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better geekbench 2 (32-bit) score 2,826 vs 682 Around 4.2x better geekbench 2 (32-bit) score
More cores 2 vs 1 Twice as many cores; run more applications at once
More threads 2 vs 1 Twice as many threads
Significantly lower typical power consumption 52.81W vs 72.31W More than 25% lower typical power consumption
Higher Maximum operating temperature 72.4 °C vs 70 °C Around 5% higher Maximum operating temperature
Significantly lower annual home energy cost 15.66 $/year vs 21.44 $/year More than 25% lower annual home energy cost
Significantly lower annual commercial energy cost 56.94 $/year vs 77.96 $/year More than 25% lower annual commercial energy cost
Front view of AMD Athlon 64 3000+

Reasons to consider the
AMD Athlon 64 3000+

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CPUBoss is not aware of any important advantages of the AMD Athlon 64 3000+ vs the Intel Core2 Duo E8400.

Benchmarks Real world tests of Core2 Duo E8400 vs Athlon 64 3000+

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Specifications Full list of technical specs

summary

Core2 Duo E8400  vs
Athlon 64 3000+ 
Cores Dual core Single core
Socket type
LGA 775
754

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
SSE4.1
3DNow!
Supplemental SSE3

details

Core2 Duo E8400  vs
Athlon 64 3000+ 
Threads 2 1
L2 cache 6 MB 1 MB
L2 cache per core 3 MB/core 1 MB/core
Manufacture process 45 nm 130 nm
Max CPUs 1 1
Operating temperature Unknown - 72.4°C Unknown - 70°C

power consumption

TDP 65W 89W
Annual home energy cost 15.66 $/year 21.44 $/year
Annual commercial energy cost 56.94 $/year 77.96 $/year
Typical power consumption 52.81W 72.31W
Intel Core2 Duo E8400
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AMD Athlon 64 3000+
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