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Differences What are the advantages of each

Front view of Intel Xeon 3065

Reasons to consider the
Intel Xeon 3065

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Much lower typical power consumption 52.81W vs 85.31W Around 40% lower typical power consumption
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Higher Maximum operating temperature 72 °C vs 62.2 °C More than 15% higher Maximum operating temperature
Much lower annual home energy cost 15.66 $/year vs 25.29 $/year Around 40% lower annual home energy cost
Much lower annual commercial energy cost 56.94 $/year vs 91.98 $/year Around 40% lower annual commercial energy cost
Newer Oct, 2007 vs Jan, 2007 Release date 9 months later
Front view of Intel Core2 Quad Q6600

Reasons to consider the
Intel Core2 Quad Q6600

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Much better geekbench 3 AES single core score 102,800 MB/s vs 99.1 MB/s More than 1037.2x better geekbench 3 AES single core score
Much more l2 cache 8 MB vs 4 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Significantly better geekbench 3 Multi-Core score 4,490 vs 2,222 More than 2x better geekbench 3 Multi-Core score
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Better overclocked clock speed (Air) 3.52 GHz vs 3.17 GHz More than 10% better overclocked clock speed (Air)
Significantly better overclocked clock speed (Water) 3.6 GHz vs 2.33 GHz Around 55% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon 3065 vs Core2 Quad Q6600

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

Xeon 3065
99.1 MB/s
Core2 Quad Q6600
102,800 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon 3065  vs
Core2 Quad Q6600 
Clock speed 2.33 GHz 2.4 GHz
Cores Dual core Quad core
Socket type
LGA 775

features

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

power consumption

TDP 65W 105W
Annual home energy cost 15.66 $/year 25.29 $/year
Annual commercial energy cost 56.94 $/year 91.98 $/year
Performance per watt 0.97 pt/W 1.19 pt/W
Typical power consumption 52.81W 85.31W

bus

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

details

Xeon 3065  vs
Core2 Quad Q6600 
Architecture x86-64 x86-64
Threads 2 4
L2 cache 4 MB 8 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 65 nm
Transistor count 291,000,000 582,000,000
Max CPUs 1 1
Clock multiplier 7 9
Voltage range 0.85 - 1.5V 0.85 - 1.5V
Operating temperature Unknown - 72°C Unknown - 62.2°C

overclocking

Overclocked clock speed 3.17 GHz 3.52 GHz
Overclocked clock speed (Water) 2.33 GHz 3.6 GHz
Overclocked clock speed (Air) 3.17 GHz 3.52 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 Xeon 3065
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Intel Core2 Quad Q6600
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