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Differences What are the advantages of each

Front view of Intel Core i3 550

Reasons to consider the
Intel Core i3 550

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
More threads 4 vs 1 3 more threads
Significantly higher clock speed 3.2 GHz vs 2.7 GHz Around 20% higher clock speed
Much better PassMark score 2,834 vs 738 More than 3.8x better PassMark score
Much better geekbench 2 (32-bit) score 4,118 vs 1,284 Around 3.2x better geekbench 2 (32-bit) score
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More cores 2 vs 1 Twice as many cores; run more applications at once
Much better overclocked clock speed (Air) 4.54 GHz vs 3.69 GHz Around 25% better overclocked clock speed (Air)
Much higher Maximum operating temperature 72.6 °C vs 63 °C More than 15% higher Maximum operating temperature
Newer Apr, 2010 vs Jul, 2009 Release date 8 months later
Front view of AMD Sempron 140

Reasons to consider the
AMD Sempron 140

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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
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Significantly lower typical power consumption 36.56W vs 59.31W Around 40% lower typical power consumption
Much better overclocked clock speed (Water) 3.93 GHz vs 3.2 GHz Around 25% better overclocked clock speed (Water)
Significantly lower annual commercial energy cost 39.42 $/year vs 63.95 $/year Around 40% lower annual commercial energy cost
Significantly lower annual home energy cost 10.84 $/year vs 17.59 $/year Around 40% lower annual home energy cost

Benchmarks Real world tests of Core i3 550 vs Sempron 140

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i3 550
4,220
Sempron 140
1,324

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i3 550
2,011
Sempron 140
1,331

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i3 550
128,500 MB/s
Sempron 140
105,900 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i3 550
4,118
Sempron 140
1,284

GeekBench

Core i3 550
5,988
Sempron 140
1,284

PassMark Data courtesy Passmark

PassMark (Single Core)

Reviews Word on the street

Specifications Full list of technical specs

summary

Core i3 550  vs
Sempron 140 
Clock speed 3.2 GHz 2.7 GHz
Cores Dual core Single core
Socket type
LGA 1156
AM3
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

integrated graphics

GPU GPU None
Label Intel® HD Graphics N/A
Number of displays supported 2 N/A
GPU clock speed 733 MHz N/A

details

Core i3 550  vs
Sempron 140 
Architecture x86-64 x86-64
Threads 4 1
L2 cache 0.5 MB 1 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 4 MB 1 MB
L3 cache per core 2 MB/core 1 MB/core
Manufacture process 32 nm 45 nm
Max CPUs 1 1
Voltage range 0.65 - 1.4V 0.82 - 1.35V
Operating temperature Unknown - 72.6°C Unknown - 63°C

overclocking

Overclock popularity 17 5
Overclock review score 2 2
Overclocked clock speed 4.54 GHz 3.69 GHz
Overclocked clock speed (Water) 3.2 GHz 3.93 GHz
PassMark (Overclocked) 2,830.2 1,557.8
Overclocked clock speed (Air) 4.54 GHz 3.69 GHz

power consumption

TDP 73W 45W
Annual home energy cost 17.59 $/year 10.84 $/year
Annual commercial energy cost 63.95 $/year 39.42 $/year
Performance per watt 1.98 pt/W 1.95 pt/W
Typical power consumption 59.31W 36.56W
Intel Core i3 550
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AMD Sempron 140
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