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Differences What are the advantages of each

Front view of Intel Pentium E2140

Reasons to consider the
Intel Pentium E2140

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Much more l2 cache 1 MB vs 0.25 MB 4x 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
Much more l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Significantly better overclocked clock speed (Air) 3 GHz vs 2.8 GHz More than 5% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.06 GHz vs 2.37 GHz Around 30% better overclocked clock speed (Water)
Front view of AMD Sempron 1100

Reasons to consider the
AMD Sempron 1100

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Higher clock speed 1.9 GHz vs 1.6 GHz Around 20% higher clock speed
Significantly lower typical power consumption 36.56W vs 52.81W More than 30% lower typical power consumption
Significantly higher Maximum operating temperature 65 °C vs 61.4 °C More than 5% higher Maximum operating temperature
Significantly lower annual home energy cost 10.84 $/year vs 15.66 $/year More than 30% lower annual home energy cost
Significantly lower annual commercial energy cost 39.42 $/year vs 56.94 $/year More than 30% lower annual commercial energy cost

Benchmarks Real world tests of Pentium E2140 vs Sempron 1100

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium E2140  vs
Sempron 1100 
Clock speed 1.6 GHz 1.9 GHz
Cores Dual core Single core
Socket type
LGA 775
462
AM2

features

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

power consumption

TDP 65W 45W
Annual home energy cost 15.66 $/year 10.84 $/year
Annual commercial energy cost 56.94 $/year 39.42 $/year
Performance per watt 0.99 pt/W 0.84 pt/W
Typical power consumption 52.81W 36.56W

details

Pentium E2140  vs
Sempron 1100 
Architecture x86-64 x86-64
Threads 2 1
L2 cache 1 MB 0.25 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
Manufacture process 65 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 61.4°C Unknown - 65°C

overclocking

Overclocked clock speed 3 GHz 2.8 GHz
Overclocked clock speed (Water) 3.06 GHz 2.37 GHz
Overclocked clock speed (Air) 3 GHz 2.8 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

bus

Clock speed 800 MHz 200 MHz
Intel Pentium E2140
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AMD Sempron 1100
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