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Differences What are the advantages of each

Front view of Intel Core2 Quad Q9700

Reasons to consider the
Intel Core2 Quad Q9700

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CPUBoss is not aware of any important advantages of the Q9700 vs the Q8400.

Front view of Intel Core2 Quad Q8400

Reasons to consider the
Intel Core2 Quad Q8400

Report a correction

CPUBoss is not aware of any important advantages of the Q8400 vs the Q9700.

Features Key features of the Core2 Quad Q9700  vs Q8400 

clock speed

L2 cache

overclocked clock speed (air)

overclocked clock speed (water)

Specifications Full list of technical specs

summary

Core2 Quad Q9700  vs
Q8400 
Clock speed 3.17 GHz 2.66 GHz
Cores Quad core Quad core
Socket type
LGA 775

features

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

bus

Clock speed 1,333 MHz 1,333 MHz

details

Core2 Quad Q9700  vs
Q8400 
Threads 4 4
L2 cache 6 MB 4 MB
L2 cache per core 1.5 MB/core 1 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.17 GHz 3.48 GHz
Overclocked clock speed (Water) 3.17 GHz 3.91 GHz
Overclocked clock speed (Air) 3.17 GHz 3.48 GHz

power consumption

TDP 95W 95W
Annual home energy cost 22.89 $/year 51.39 $/year
Annual commercial energy cost 83.22 $/year 130.79 $/year
Typical power consumption 77.19W 135.97W
Intel Core2 Quad Q9700
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Intel Core2 Quad Q8400
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