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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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Much newer manufacturing process 90 nm vs 130 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher clock speed 1.8 GHz vs 1.6 GHz More than 10% higher clock speed
Front view of AMD K8 Athlon XP-M 3000+

Reasons to consider the
AMD K8 Athlon XP-M 3000+

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Has a NX bit Yes vs No Somewhat common; Prevents a common class of security exploits
Significantly higher Maximum operating temperature 95 °C vs 70 °C More than 35% higher Maximum operating temperature
More l2 cache per core 0.25 MB/core vs 0.13 MB/core 2x more l2 cache per core

Benchmarks Real world tests of Sempron 3000+ vs K8 Athlon XP-M 3000+

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Sempron 3000+  vs
K8 Athlon XP-M 3000+ 
Clock speed 1.8 GHz 1.6 GHz
Cores Single core Single core
Socket type
754
462

features

Has a NX bit No Yes
Instruction set extensions
MMX
3DNow!
SSE
SSE2
Supports dynamic frequency scaling Yes Yes

details

Sempron 3000+  vs
K8 Athlon XP-M 3000+ 
Threads 1 1
L2 cache 0.13 MB 0.25 MB
L2 cache per core 0.13 MB/core 0.25 MB/core
Manufacture process 90 nm 130 nm
Max CPUs 1 1
Operating temperature Unknown - 70°C Unknown - 95°C

power consumption

TDP 62W 62W
Annual home energy cost 14.94 $/year 14.94 $/year
Annual commercial energy cost 54.31 $/year 54.31 $/year
Performance per watt 0.6 pt/W 0.63 pt/W
Typical power consumption 50.38W 50.38W

bus

Clock speed 200 MHz 266 MHz
AMD Sempron 3000+
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AMD K8 Athlon XP-M 3000+
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