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Differences What are the advantages of each

Front view of Intel Core2 Quad Q9450

Reasons to consider the
Intel Core2 Quad Q9450

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CPUBoss is not aware of any important advantages of the Intel Core2 Quad Q9450 vs the AMD Phenom X4 9850B.

Front view of AMD Phenom X4 9850B

Reasons to consider the
AMD Phenom X4 9850B

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CPUBoss is not aware of any important advantages of the AMD Phenom X4 9850B vs the Intel Core2 Quad Q9450.

Benchmarks Real world tests of Core2 Quad Q9450 vs Phenom X4 9850B

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core2 Quad Q9450
115,000 MB/s
Phenom X4 9850B
97 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Quad Q9450  vs
Phenom X4 9850B 
Clock speed 2.66 GHz 2.5 GHz
Cores Quad core Quad core

features

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

bus

Clock speed 1,333 MHz 2,000 MHz

details

Core2 Quad Q9450  vs
Phenom X4 9850B 
Threads 4 4
L2 cache 12 MB 2 MB
L2 cache per core 3 MB/core 0.5 MB/core
Manufacture process 45 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 71.4°C Unknown - 70°C

overclocking

Overclocked clock speed 3.71 GHz 3.01 GHz
Overclocked clock speed (Water) 2.67 GHz 2.5 GHz
Overclocked clock speed (Air) 3.71 GHz 3.01 GHz

power consumption

TDP 95W 95W
Annual home energy cost 22.89 $/year 22.89 $/year
Annual commercial energy cost 83.22 $/year 83.22 $/year
Performance per watt 1.33 pt/W 0.93 pt/W
Typical power consumption 77.19W 77.19W
Intel Core2 Quad Q9450
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AMD Phenom X4 9850B
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