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Differences What are the advantages of each

Front view of Intel Core2 Quad Q9300

Reasons to consider the
Intel Core2 Quad Q9300

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Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Front view of Intel Core2 QX6700

Reasons to consider the
Intel Core2 QX6700

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking

Features Key features of the Core2 Quad Q9300  vs QX6700 

clock speed

Core2 QX6700
2.66 GHz

L2 cache

overclocked clock speed (air)

Core2 Quad Q9300
3.38 GHz
Core2 QX6700
3.57 GHz

overclocked clock speed (water)

Core2 Quad Q9300
3.61 GHz
Core2 QX6700
3.3 GHz

Specifications Full list of technical specs

summary

Core2 Quad Q9300  vs
QX6700 
Clock speed 2.5 GHz 2.66 GHz
Cores Quad core Quad core
Socket type
LGA 775
Is unlocked No Yes

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
SSE4.1
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 130W
Annual home energy cost 22.89 $/year 31.32 $/year
Annual commercial energy cost 83.22 $/year 113.88 $/year
Typical power consumption 77.19W 105.63W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,333 MHz 1,066 MHz

details

Core2 Quad Q9300  vs
QX6700 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 6 MB 8 MB
L2 cache per core 1.5 MB/core 2 MB/core
Manufacture process 45 nm 65 nm
Transistor count 456,000,000 582,000,000
Max CPUs 1 1
Clock multiplier 7 10
Voltage range 0.85 - 1.36V 0.85 - 1.5V
Operating temperature Unknown - 71.4°C Unknown - 64.5°C

overclocking

Overclocked clock speed 3.38 GHz 3.57 GHz
Overclocked clock speed (Water) 3.61 GHz 3.3 GHz
Overclocked clock speed (Air) 3.38 GHz 3.57 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 Q9300
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Intel Core2 QX6700
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