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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
Much more l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Better overclocked clock speed (Air) 2.36 GHz vs 2.21 GHz More than 5% better overclocked clock speed (Air)
Higher Maximum operating temperature 70 °C vs 69 °C Almost the same
Significantly better overclocked clock speed (Water) 1.8 GHz vs 1.4 GHz Around 30% better overclocked clock speed (Water)
Front view of AMD Sempron 2500+

Reasons to consider the
AMD Sempron 2500+

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Higher clock speed 1.75 GHz vs 1.6 GHz Around 10% higher clock speed

Benchmarks Real world tests of Sempron 2800+ vs 2500+

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Sempron 2800+
43.2 MB/s
Sempron 2500+
38.7 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Sempron 2800+  vs
2500+ 
Clock speed 1.6 GHz 1.75 GHz
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!

bus

Clock speed 200 MHz 333 MHz

details

Sempron 2800+  vs
2500+ 
Threads 1 1
L2 cache 0.5 MB 0.25 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
Manufacture process 90 nm 130 nm
Max CPUs 1 1
Operating temperature Unknown - 70°C Unknown - 69°C

overclocking

Overclocked clock speed 2.36 GHz 2.21 GHz
Overclocked clock speed (Water) 1.8 GHz 1.4 GHz
Overclocked clock speed (Air) 2.36 GHz 2.21 GHz

power consumption

TDP 62W 59W
Annual home energy cost 14.94 $/year 14.21 $/year
Annual commercial energy cost 54.31 $/year 51.68 $/year
Performance per watt 0.44 pt/W 0.41 pt/W
Typical power consumption 50.38W 47.94W
AMD Sempron 2800+
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AMD Sempron 2500+
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