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Differences What are the advantages of each

Front view of AMD Sempron 3000+

Reasons to consider the
AMD Sempron 3000+

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Significantly higher Maximum operating temperature 70 °C vs 65 °C Around 10% higher Maximum operating temperature
Front view of AMD Athlon 64 LE-1640

Reasons to consider the
AMD Athlon 64 LE-1640

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Much higher clock speed 2.7 GHz vs 1.8 GHz More than 50% higher clock speed
Much newer manufacturing process 65 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has a NX bit Yes vs No Somewhat common; Prevents a common class of security exploits
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much more l2 cache per core 0.5 MB/core vs 0.13 MB/core 4x more l2 cache per core
Lower typical power consumption 36.56W vs 50.38W More than 25% lower typical power consumption
Lower annual home energy cost 10.84 $/year vs 14.94 $/year More than 25% lower annual home energy cost
Lower annual commercial energy cost 39.42 $/year vs 54.31 $/year More than 25% lower annual commercial energy cost

Benchmarks Real world tests of Sempron 3000+ vs Athlon 64 LE-1640

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Sempron 3000+  vs
Athlon 64 LE-1640 
Clock speed 1.8 GHz 2.7 GHz
Cores Single core Single core
Socket type
754
AM2

features

Has a NX bit No Yes
Has virtualization support No Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
3DNow!

details

Sempron 3000+  vs
Athlon 64 LE-1640 
Threads 1 1
L2 cache 0.13 MB 0.5 MB
L2 cache per core 0.13 MB/core 0.5 MB/core
Manufacture process 90 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 70°C Unknown - 65°C

power consumption

TDP 62W 45W
Annual home energy cost 14.94 $/year 10.84 $/year
Annual commercial energy cost 54.31 $/year 39.42 $/year
Performance per watt 0.6 pt/W 0.93 pt/W
Typical power consumption 50.38W 36.56W
AMD Sempron 3000+
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AMD Athlon 64 LE-1640
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