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Differences What are the advantages of each

Front view of Intel Core2 Quad Q9550

Reasons to consider the
Intel Core2 Quad Q9550

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Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Front view of AMD Athlon X2 4400+

Reasons to consider the
AMD Athlon X2 4400+

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CPUBoss is not aware of any important advantages of the AMD Athlon X2 4400+ vs the Intel Core2 Quad Q9550.

Features Key features of the Core2 Quad Q9550  vs Athlon X2 4400+ 

clock speed

L2 cache

Specifications Full list of technical specs

summary

Core2 Quad Q9550  vs
Athlon X2 4400+ 
Clock speed 2.83 GHz 2.2 GHz
Cores Quad core Dual core
Socket type
LGA 775
AM2

features

Has a NX bit Yes Yes
Has virtualization support Yes No
Instruction set extensions
SSE2
MMX
SSE4
SSE3
EM64T
SSE
SSE4.1
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 89W
Annual home energy cost 22.89 $/year 21.44 $/year
Annual commercial energy cost 83.22 $/year 77.96 $/year
Typical power consumption 77.19W 72.31W

details

Core2 Quad Q9550  vs
Athlon X2 4400+ 
Architecture x86-64 x86-64
Threads 4 2
L2 cache 12 MB 2 MB
L2 cache per core 3 MB/core 1 MB/core
Manufacture process 45 nm 90 nm
Max CPUs 1 1
Operating temperature Unknown - 71.4°C Unknown - 55°C

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
Intel Core2 Quad Q9550
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AMD Athlon X2 4400+
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