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Differences What are the advantages of each

Front view of AMD Sempron 1250

Reasons to consider the
AMD Sempron 1250

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CPUBoss is not aware of any important advantages of the Sempron 1250 vs the Athlon X2 4450e.

Front view of AMD Athlon X2 4450e

Reasons to consider the
AMD Athlon X2 4450e

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More cores 2 vs 1 Twice as many cores; run more applications at once
More threads 2 vs 1 Twice as many threads
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much better overclocked clock speed (Water) 3.27 GHz vs 2.74 GHz Around 20% better overclocked clock speed (Water)

Benchmarks Real world tests of Sempron 1250 vs Athlon X2 4450e

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 1250
57,250 MB/s
Athlon X2 4450e
63,550 MB/s

Cinebench R10 32-Bit

Cinebench R10 32-Bit (Single Core)

sysmark 2007 (overall)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Sempron 1250  vs
Athlon X2 4450e 
Clock speed 2.2 GHz 2.3 GHz
Cores Single core Dual core
Socket type
AM2
Is unlocked No No

features

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

power consumption

TDP 45W 45W
Annual home energy cost 10.84 $/year 10.84 $/year
Annual commercial energy cost 39.42 $/year 39.42 $/year
Performance per watt 1.21 pt/W 1.56 pt/W
Typical power consumption 36.56W 36.56W

details

Sempron 1250  vs
Athlon X2 4450e 
Architecture x86-64 x86-64
Threads 1 2
L2 cache 1 MB 1 MB
L2 cache per core 1 MB/core 0.5 MB/core
L3 cache 0 MB 0.5 MB
L3 cache per core 0 MB/core 0.25 MB/core
Manufacture process 65 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 75°C Unknown - 78°C

overclocking

Overclocked clock speed 3.01 GHz 3.01 GHz
Overclocked clock speed (Water) 2.74 GHz 3.27 GHz
Overclocked clock speed (Air) 3.01 GHz 3.01 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A
AMD Sempron 1250
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AMD Athlon X2 4450e
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