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Differences What are the advantages of each

Front view of AMD Sempron 2650

Reasons to consider the
AMD Sempron 2650

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Much newer manufacturing process 28 nm vs 130 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
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
More cores 2 vs 1 Twice as many cores; run more applications at once
More threads 2 vs 1 Twice as many threads
Has a NX bit Yes vs No Somewhat common; Prevents a common class of security exploits
Front view of AMD Athlon XP 2600+

Reasons to consider the
AMD Athlon XP 2600+

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Significantly higher clock speed 1.92 GHz vs 1.4 GHz More than 35% higher clock speed

Features Key features of the Sempron 2650  vs Athlon XP 2600+ 

clock speed

Sempron 2650
1.4 GHz
Athlon XP 2600+
1.92 GHz

L2 cache

Specifications Full list of technical specs

summary

Sempron 2650  vs
Athlon XP 2600+ 
Clock speed 1.4 GHz 1.92 GHz
Cores Dual core Single core
Socket type
FS1b
462

features

Has a NX bit Yes No
Instruction set extensions
SSE2
F16C
MMX
AVX
SSE3
SSE
AMD64
SSE4.1
SSE4.2
AMD-V
3DNow!
Supplemental SSE3
AES

details

Sempron 2650  vs
Athlon XP 2600+ 
Threads 2 1
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 28 nm 130 nm
Max CPUs 1 1

power consumption

Typical power consumption 20.31W N/A
AMD Sempron 2650
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AMD Athlon XP 2600+
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