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Differences What are the advantages of each

Front view of Intel Core2 Duo E7500

Reasons to consider the
Intel Core2 Duo E7500

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Significantly more l2 cache 3 MB vs 2 MB 50% more l2 cache; more data can be stored in the l2 cache for quick access later
Much newer manufacturing process 45 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher clock speed 2.93 GHz vs 2.3 GHz More than 25% higher clock speed
Much more l2 cache per core 1.5 MB/core vs 0.5 MB/core 3x more l2 cache per core
Significantly better overclocked clock speed (Air) 3.85 GHz vs 2.94 GHz More than 30% better overclocked clock speed (Air)
Better PassMark (Single core) score 1,204 vs 840 Around 45% better PassMark (Single core) score
Lower typical power consumption 52.81W vs 60.94W Around 15% lower typical power consumption
Much better overclocked clock speed (Water) 4.06 GHz vs 2.3 GHz More than 75% better overclocked clock speed (Water)
Newer Jan, 2009 vs Apr, 2008 Release date 8 months later
Lower annual commercial energy cost 56.94 $/year vs 65.7 $/year Around 15% lower annual commercial energy cost
Lower annual home energy cost 15.66 $/year vs 18.07 $/year Around 15% lower annual home energy cost
Front view of AMD Opteron 1356

Reasons to consider the
AMD Opteron 1356

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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

Benchmarks Real world tests of Core2 Duo E7500 vs Opteron 1356

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Duo E7500  vs
Opteron 1356 
Clock speed 2.93 GHz 2.3 GHz
Cores Dual core Quad core
Socket type
LGA 775
AM2
AM2+

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
SSE4.1
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 65W 75W
Annual home energy cost 15.66 $/year 18.07 $/year
Annual commercial energy cost 56.94 $/year 65.7 $/year
Performance per watt 1.9 pt/W 1.38 pt/W
Typical power consumption 52.81W 60.94W

details

Core2 Duo E7500  vs
Opteron 1356 
Threads 2 4
L2 cache 3 MB 2 MB
L2 cache per core 1.5 MB/core 0.5 MB/core
Manufacture process 45 nm 65 nm
Max CPUs 1 1
Clock multiplier 11 11
Voltage range 0.85 - 1.36V 1.2 - UnknownV

overclocking

Overclocked clock speed 3.85 GHz 2.94 GHz
Overclocked clock speed (Water) 4.06 GHz 2.3 GHz
Overclocked clock speed (Air) 3.85 GHz 2.94 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

bus

Clock speed 1,066 MHz 2,000 MHz
Intel Core2 Duo E7500
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AMD Opteron 1356
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