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Differences What are the advantages of each

Front view of Intel Core i3 3220

Reasons to consider the
Intel Core i3 3220

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Much newer manufacturing process 22 nm vs 130 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly higher clock speed 3.3 GHz vs 2.2 GHz Around 50% higher clock speed
Much better geekbench 3 Multi-Core score 5,399 vs 958 Around 5.8x better geekbench 3 Multi-Core score
Much better geekbench 3 single core score 2,501 vs 972 More than 2.5x better geekbench 3 single core score
Significantly lower typical power consumption 44.69W vs 72.31W Around 40% lower typical power consumption
Newer Sep, 2012 vs Nov, 2003 Release date over 8 years later
Significantly better overclocked clock speed (Air) 3.43 GHz vs 2.4 GHz Around 45% better overclocked clock speed (Air)
More threads 4 vs 1 3 more threads
More cores 2 vs 1 Twice as many cores; run more applications at once
Better performance per watt 2.69 pt/W vs 1.15 pt/W More than 2.2x better performance per watt
Significantly better overclocked clock speed (Water) 3.46 GHz vs 2.2 GHz More than 55% better overclocked clock speed (Water)
Significantly lower annual home energy cost 13.25 $/year vs 21.44 $/year Around 40% lower annual home energy cost
Significantly lower annual commercial energy cost 48.18 $/year vs 77.96 $/year Around 40% lower annual commercial energy cost
Front view of AMD Opteron 848

Reasons to consider the
AMD Opteron 848

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Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
More l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Higher Maximum operating temperature 71 °C vs 65.3 °C Around 10% higher Maximum operating temperature

Benchmarks Real world tests of Core i3 3220 vs Opteron 848

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i3 3220
173,000 MB/s
Opteron 848
123,000 MB/s

Specifications Full list of technical specs

summary

Core i3 3220  vs
Opteron 848 
Clock speed 3.3 GHz 2.2 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 3220  vs
Opteron 848 
Threads 4 1
L2 cache 0.5 MB 1 MB
L2 cache per core 0.25 MB/core 1 MB/core
Manufacture process 22 nm 130 nm
Max CPUs 1 8
Clock multiplier 33 11
Operating temperature Unknown - 65.3°C 0 - 71°C

overclocking

Overclocked clock speed 3.43 GHz 2.4 GHz
Overclocked clock speed (Water) 3.46 GHz 2.2 GHz
Overclocked clock speed (Air) 3.43 GHz 2.4 GHz

power consumption

TDP 55W 89W
Annual home energy cost 13.25 $/year 21.44 $/year
Annual commercial energy cost 48.18 $/year 77.96 $/year
Performance per watt 2.69 pt/W 1.15 pt/W
Typical power consumption 44.69W 72.31W
Intel Core i3 3220
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AMD Opteron 848
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