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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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More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Much better overclocked clock speed (Air) 3.52 GHz vs 2.83 GHz Around 25% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.6 GHz vs 2.83 GHz More than 25% better overclocked clock speed (Water)
Front view of Intel Core2 Duo E8290

Reasons to consider the
Intel Core2 Duo E8290

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Much newer manufacturing process 45 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly higher clock speed 2.83 GHz vs 2.4 GHz Around 20% higher clock speed
Much lower typical power consumption 52.81W vs 85.31W Around 40% lower typical power consumption
Much lower annual commercial energy cost 56.94 $/year vs 91.98 $/year Around 40% lower annual commercial energy cost
Much lower annual home energy cost 15.66 $/year vs 25.29 $/year Around 40% lower annual home energy cost

Benchmarks Real world tests of Core2 Quad Q6600 vs Duo E8290

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Quad Q6600  vs
Duo E8290 
Clock speed 2.4 GHz 2.83 GHz
Cores Quad core Dual core
Socket type
LGA 775

features

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

bus

Clock speed 1,066 MHz 1,333 MHz

details

Core2 Quad Q6600  vs
Duo E8290 
Threads 4 2
L2 cache 8 MB 6 MB
L2 cache per core 2 MB/core 3 MB/core
Manufacture process 65 nm 45 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.52 GHz 2.83 GHz
Overclocked clock speed (Water) 3.6 GHz 2.83 GHz
Overclocked clock speed (Air) 3.52 GHz 2.83 GHz

power consumption

TDP 105W 65W
Annual home energy cost 25.29 $/year 15.66 $/year
Annual commercial energy cost 91.98 $/year 56.94 $/year
Performance per watt 1.19 pt/W 1.82 pt/W
Typical power consumption 85.31W 52.81W
Intel Core2 Quad Q6600
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Intel Core2 Duo E8290
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