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Differences What are the advantages of each

Front view of Intel Core2 Quad Q9400S

Reasons to consider the
Intel Core2 Quad Q9400S

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Much more l2 cache 6 MB vs 1 MB 6x more l2 cache; more data can be stored in the l2 cache for quick access later
Much lower typical power consumption 52.81W vs 114.5W 2.2x lower typical power consumption
Much more l2 cache per core 1.5 MB/core vs 0.25 MB/core 6x more l2 cache per core
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly higher Maximum operating temperature 76.3 °C vs 72.7 °C Around 5% higher Maximum operating temperature
Much lower annual home energy cost 15.66 $/year vs 39.42 $/year 2.5x lower annual home energy cost
Much lower annual commercial energy cost 56.94 $/year vs 115.63 $/year 2x lower annual commercial energy cost
Front view of Intel Core i5 760

Reasons to consider the
Intel Core i5 760

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Much better overclocked clock speed (Air) 4.13 GHz vs 2.67 GHz Around 55% better overclocked clock speed (Air)
Higher clock speed 2.8 GHz vs 2.66 GHz More than 5% higher clock speed
Much better overclocked clock speed (Water) 4.49 GHz vs 2.67 GHz Around 70% better overclocked clock speed (Water)
Newer Jul, 2010 vs Jan, 2009 Release date over 1 years later

Features Key features of the Core2 Quad Q9400S  vs Core i5 760 

clock speed

Core i5 760
2.8 GHz

L2 cache

overclocked clock speed (air)

Core i5 760
4.13 GHz

overclocked clock speed (water)

Core i5 760
4.49 GHz

Specifications Full list of technical specs

summary

Core2 Quad Q9400S  vs
Core i5 760 
Clock speed 2.66 GHz 2.8 GHz
Cores Quad core Quad core
Socket type
LGA 775
LGA 1156

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 65W 95W
Annual home energy cost 15.66 $/year 39.42 $/year
Annual commercial energy cost 56.94 $/year 115.63 $/year
Typical power consumption 52.81W 114.5W

bus

Architecture FSB DMI
Number of links 1 1

details

Core2 Quad Q9400S  vs
Core i5 760 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 6 MB 1 MB
L2 cache per core 1.5 MB/core 0.25 MB/core
Manufacture process 45 nm 45 nm
Transistor count 456,000,000 774,000,000
Max CPUs 1 1
Clock multiplier 8 21
Voltage range 0.85 - 1.36V 0.65 - 1.4V
Operating temperature Unknown - 76.3°C Unknown - 72.7°C

overclocking

Overclocked clock speed 2.67 GHz 4.13 GHz
Overclocked clock speed (Water) 2.67 GHz 4.49 GHz
Overclocked clock speed (Air) 2.67 GHz 4.13 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 Q9400S
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Intel Core i5 760
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