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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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Much higher clock speed 3.2 GHz vs 2.1 GHz More than 50% higher clock speed
Much newer manufacturing process 32 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better PassMark (Single core) score 1,299 vs 697 More than 85% better PassMark (Single core) score
Much better overclocked clock speed (Air) 4.54 GHz vs 2.75 GHz More than 65% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.2 GHz vs 2.1 GHz More than 50% better overclocked clock speed (Water)
Higher Maximum operating temperature 72.6 °C vs 71 °C Almost the same
Newer Apr, 2010 vs Sep, 2008 Release date over 1 years later
Front view of AMD Phenom X3 8450e

Reasons to consider the
AMD Phenom X3 8450e

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Much more l2 cache 2 MB vs 0.5 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
More cores 3 vs 2 1 more cores; run more applications at once
Much more l2 cache per core 0.67 MB/core vs 0.25 MB/core Around 2.8x more l2 cache per core
Lower typical power consumption 52.81W vs 59.31W More than 10% lower typical power consumption
Lower annual commercial energy cost 56.94 $/year vs 63.95 $/year More than 10% lower annual commercial energy cost
Lower annual home energy cost 15.66 $/year vs 17.59 $/year More than 10% lower annual home energy cost

Benchmarks Real world tests of Core i3 550 vs Phenom X3 8450e

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i3 550  vs
Phenom X3 8450e 
Clock speed 3.2 GHz 2.1 GHz
Cores Dual core Tri core
Socket type
LGA 1156
AM2+
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

power consumption

TDP 73W 65W
Annual home energy cost 17.59 $/year 15.66 $/year
Annual commercial energy cost 63.95 $/year 56.94 $/year
Performance per watt 1.98 pt/W 1.24 pt/W
Typical power consumption 59.31W 52.81W

details

Core i3 550  vs
Phenom X3 8450e 
Architecture x86-64 x86-64
Threads 4 3
L2 cache 0.5 MB 2 MB
L2 cache per core 0.25 MB/core 0.67 MB/core
L3 cache 4 MB 2 MB
L3 cache per core 2 MB/core 0.67 MB/core
Manufacture process 32 nm 65 nm
Max CPUs 1 1
Voltage range 0.65 - 1.4V 1.05 - 1.25V
Operating temperature Unknown - 72.6°C Unknown - 71°C

overclocking

Overclocked clock speed 4.54 GHz 2.75 GHz
Overclocked clock speed (Water) 3.2 GHz 2.1 GHz
Overclocked clock speed (Air) 4.54 GHz 2.75 GHz

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
Intel Core i3 550
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AMD Phenom X3 8450e
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