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Differences What are the advantages of each

Front view of Intel Core i3 2328M

Reasons to consider the
Intel Core i3 2328M

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Much newer manufacturing process 32 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower typical power consumption 28.44W vs 69.06W 2.4x lower typical power consumption
Higher clock speed 2.2 GHz vs 2 GHz More than 10% higher clock speed
Newer Jul, 2012 vs May, 2005 Release date over 7 years later
Significantly higher Maximum operating temperature 85 °C vs 67 °C More than 25% higher Maximum operating temperature
Significantly better performance per watt 3.46 pt/W vs 0.52 pt/W Around 6.8x better performance per watt
Better PassMark score 2,520 vs 1,083 More than 2.2x better PassMark score
More threads 4 vs 2 Twice as many threads
Much lower annual home energy cost 8.43 $/year vs 20.48 $/year 2.4x lower annual home energy cost
Much lower annual commercial energy cost 30.66 $/year vs 74.46 $/year 2.4x lower annual commercial energy cost
Better overclocked clock speed (Air) 2.26 GHz vs 2 GHz Around 15% better overclocked clock speed (Air)
Slightly better overclocked clock speed (Water) 2.2 GHz vs 2 GHz More than 10% better overclocked clock speed (Water)
Front view of AMD Opteron 270

Reasons to consider the
AMD Opteron 270

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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
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

Benchmarks Real world tests of Core i3 2328M vs Opteron 270

PassMark Data courtesy Passmark

Specifications Full list of technical specs

summary

Core i3 2328M  vs
Opteron 270 
Clock speed 2.2 GHz 2 GHz
Cores Dual core Dual core
Socket type
rPGA 988B
940

features

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

details

Core i3 2328M  vs
Opteron 270 
Threads 4 2
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 32 nm 90 nm
Max CPUs 1 2
Clock multiplier 22 10
Operating temperature Unknown - 85°C 0 - 67°C

overclocking

Overclocked clock speed 2.26 GHz 2 GHz
Overclocked clock speed (Water) 2.2 GHz 2 GHz
PassMark (Overclocked) 1,558.5 1,113.5
Overclocked clock speed (Air) 2.26 GHz 2 GHz

power consumption

TDP 35W 85W
Annual home energy cost 8.43 $/year 20.48 $/year
Annual commercial energy cost 30.66 $/year 74.46 $/year
Performance per watt 3.46 pt/W 0.52 pt/W
Typical power consumption 28.44W 69.06W
Intel Core i3 2328M
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AMD Opteron 270
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