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Differences What are the advantages of each

Front view of Intel Core i5 2500

Reasons to consider the
Intel Core i5 2500

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Significantly higher clock speed 3.3 GHz vs 2.3 GHz Around 45% higher clock speed
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Air) 3.7 GHz vs 2.3 GHz More than 60% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.21 GHz vs 2.3 GHz Around 85% better overclocked clock speed (Water)
Newer Jan, 2011 vs Jun, 2010 Release date 6 months later
Front view of AMD Opteron 41LE HE

Reasons to consider the
AMD Opteron 41LE HE

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Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Significantly lower typical power consumption 52.81W vs 77.19W More than 30% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Significantly lower annual home energy cost 15.66 $/year vs 22.89 $/year More than 30% lower annual home energy cost
Significantly lower annual commercial energy cost 56.94 $/year vs 83.22 $/year More than 30% lower annual commercial energy cost

Features Key features of the Core i5 2500  vs Opteron 41LE HE 

clock speed

Core i5 2500
3.3 GHz
Opteron 41LE HE
2.3 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Core i5 2500
3.7 GHz
Opteron 41LE HE
2.3 GHz

overclocked clock speed (water)

Core i5 2500
4.21 GHz
Opteron 41LE HE
2.3 GHz

Specifications Full list of technical specs

summary

Core i5 2500  vs
Opteron 41LE HE 
Clock speed 3.3 GHz 2.3 GHz
Cores Quad core Quad core
Socket type
LGA 1155
C32

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
AES

bus

Architecture DMI HyperTransport 3.0

details

Core i5 2500  vs
Opteron 41LE HE 
Threads 4 4
L2 cache 1 MB 2 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 6 MB 6 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 32 nm 45 nm
Max CPUs 1 2
Clock multiplier 33 11

overclocking

Overclocked clock speed 3.7 GHz 2.3 GHz
Overclocked clock speed (Water) 4.21 GHz 2.3 GHz
Overclocked clock speed (Air) 3.7 GHz 2.3 GHz

power consumption

TDP 95W 65W
Annual home energy cost 22.89 $/year 15.66 $/year
Annual commercial energy cost 83.22 $/year 56.94 $/year
Typical power consumption 77.19W 52.81W
Intel Core i5 2500
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AMD Opteron 41LE HE
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