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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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Much more l2 cache 8 MB vs 2 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Much newer manufacturing process 65 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better geekbench 3 AES single core score 102,800 MB/s vs 98,350 MB/s Around 5% better geekbench 3 AES single core score
Much more l2 cache per core 2 MB/core vs 1 MB/core 2x more l2 cache per core
Better geekbench 3 Multi-Core score 4,490 vs 2,507 Around 80% better geekbench 3 Multi-Core score
More cores 4 vs 2 Twice as many cores; run more applications at once
Significantly better overclocked clock speed (Air) 3.52 GHz vs 2.67 GHz More than 30% better overclocked clock speed (Air)
More threads 4 vs 2 Twice as many threads
Newer Jan, 2007 vs Sep, 2005 Release date over 1 years later
Significantly better overclocked clock speed (Water) 3.6 GHz vs 2.4 GHz More than 50% better overclocked clock speed (Water)
Front view of AMD Opteron 280

Reasons to consider the
AMD Opteron 280

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Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Lower typical power consumption 69.06W vs 85.31W Around 20% lower typical power consumption
Higher Maximum operating temperature 67 °C vs 62.2 °C Around 10% higher Maximum operating temperature
Lower annual commercial energy cost 74.46 $/year vs 91.98 $/year Around 20% lower annual commercial energy cost
Lower annual home energy cost 20.48 $/year vs 25.29 $/year Around 20% lower annual home energy cost

Benchmarks Real world tests of Core2 Quad Q6600 vs Opteron 280

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
Opteron 280
98,350 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Quad Q6600  vs
Opteron 280 
Clock speed 2.4 GHz 2.4 GHz
Cores Quad core Dual core
Socket type
LGA 775
940

features

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

details

Core2 Quad Q6600  vs
Opteron 280 
Threads 4 2
L2 cache 8 MB 2 MB
L2 cache per core 2 MB/core 1 MB/core
Manufacture process 65 nm 90 nm
Max CPUs 1 2
Clock multiplier 9 12
Voltage range 0.85 - 1.5V 1.2 - UnknownV
Operating temperature Unknown - 62.2°C 0 - 67°C

overclocking

Overclocked clock speed 3.52 GHz 2.67 GHz
Overclocked clock speed (Water) 3.6 GHz 2.4 GHz
Overclocked clock speed (Air) 3.52 GHz 2.67 GHz

power consumption

TDP 105W 85W
Annual home energy cost 25.29 $/year 20.48 $/year
Annual commercial energy cost 91.98 $/year 74.46 $/year
Performance per watt 1.19 pt/W 1.05 pt/W
Typical power consumption 85.31W 69.06W
Intel Core2 Quad Q6600
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AMD Opteron 280
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