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Differences What are the advantages of each

Front view of Intel Core2 Quad Q6600

Reasons to consider the
Intel Core2 Quad Q6600

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CPUBoss is not aware of any important advantages of the Intel Core2 Quad Q6600 vs the AMD Phenom II X4 820.

Front view of AMD Phenom II X4 820

Reasons to consider the
AMD Phenom II X4 820

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CPUBoss is not aware of any important advantages of the AMD Phenom II X4 820 vs the Intel Core2 Quad Q6600.

Benchmarks Real world tests of Core2 Quad Q6600 vs Phenom II X4 820

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 Q6600
102,800 MB/s
Phenom II X4 820
112,900 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Reviews Word on the street

Specifications Full list of technical specs

summary

Core2 Quad Q6600  vs
Phenom II X4 820 
Clock speed 2.4 GHz 2.8 GHz
Cores Quad core Quad core
Socket type
LGA 775
AM3

features

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

power consumption

TDP 105W 95W
Annual home energy cost 25.29 $/year 22.89 $/year
Annual commercial energy cost 91.98 $/year 83.22 $/year
Performance per watt 1.19 pt/W 1.47 pt/W
Typical power consumption 85.31W 77.19W

bus

Clock speed 1,066 MHz 2,000 MHz

details

Core2 Quad Q6600  vs
Phenom II X4 820 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 8 MB 2 MB
L2 cache per core 2 MB/core 0.5 MB/core
Manufacture process 65 nm 45 nm
Max CPUs 1 1
Voltage range 0.85 - 1.5V 0.9 - 1.43V
Operating temperature Unknown - 62.2°C Unknown - 71°C

overclocking

Overclock popularity 278 12
Overclock review score 5 4.5
Overclocked clock speed 3.52 GHz 3.16 GHz
Overclocked clock speed (Water) 3.6 GHz 2.8 GHz
Overclocked clock speed (Air) 3.52 GHz 3.16 GHz

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 Q6600
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AMD Phenom II X4 820
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