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Differences What are the advantages of each

Front view of Intel Xeon 5133

Reasons to consider the
Intel Xeon 5133

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Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Significantly lower typical power consumption 32.5W vs 52.81W Around 40% lower typical power consumption
Significantly lower annual home energy cost 9.64 $/year vs 15.66 $/year Around 40% lower annual home energy cost
Significantly lower annual commercial energy cost 35.04 $/year vs 56.94 $/year Around 40% lower annual commercial energy cost
Front view of Intel Core2 Duo E6700

Reasons to consider the
Intel Core2 Duo E6700

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Higher clock speed 2.66 GHz vs 2.2 GHz More than 20% higher clock speed
Slightly better PassMark (Single core) score 995 vs 862 More than 15% better PassMark (Single core) score

Benchmarks Real world tests of Xeon 5133 vs Core2 Duo E6700

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon 5133  vs
Core2 Duo E6700 
Clock speed 2.2 GHz 2.66 GHz
Cores Dual core Dual core
Socket type
LGA 771
LGA 775

features

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

power consumption

TDP 40W 65W
Annual home energy cost 9.64 $/year 15.66 $/year
Annual commercial energy cost 35.04 $/year 56.94 $/year
Performance per watt 2.03 pt/W 1.69 pt/W
Typical power consumption 32.5W 52.81W

details

Xeon 5133  vs
Core2 Duo E6700 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 4 MB 4 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 65 nm
Transistor count 291,000,000 291,000,000
Max CPUs 2 1
Voltage range 1.15 - 1.25V 0.85 - 1.5V

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

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 800 MHz 1,066 MHz
Intel Xeon 5133
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Intel Core2 Duo E6700
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