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Differences What are the advantages of each

Front view of Intel Core i3 3240

Reasons to consider the
Intel Core i3 3240

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Much newer manufacturing process 22 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly higher clock speed 3.4 GHz vs 2.4 GHz More than 40% higher clock speed
More threads 4 vs 1 3 more threads
More cores 2 vs 1 Twice as many cores; run more applications at once
Front view of AMD Opteron 250

Reasons to consider the
AMD Opteron 250

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Much lower typical power consumption 2.44W vs 44.69W 18.3x lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Much lower annual home energy cost 0.72 $/year vs 13.25 $/year 18.3x lower annual home energy cost
Much lower annual commercial energy cost 2.63 $/year vs 48.18 $/year 18.3x lower annual commercial energy cost
Higher Maximum operating temperature 71 °C vs 65.3 °C Around 10% higher Maximum operating temperature

Features Key features of the Core i3 3240  vs Opteron 250 

clock speed

Core i3 3240
3.4 GHz
Opteron 250
2.4 GHz

L2 cache

Specifications Full list of technical specs

summary

Core i3 3240  vs
Opteron 250 
Clock speed 3.4 GHz 2.4 GHz
Cores Dual core Single core
Socket type
LGA 1155
940

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

details

Core i3 3240  vs
Opteron 250 
Threads 4 1
L2 cache 1 MB 1 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 22 nm 90 nm
Max CPUs 1 2
Operating temperature Unknown - 65.3°C 0 - 71°C

power consumption

TDP 55W 3W
Annual home energy cost 13.25 $/year 0.72 $/year
Annual commercial energy cost 48.18 $/year 2.63 $/year
Typical power consumption 44.69W 2.44W
Intel Core i3 3240
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AMD Opteron 250
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