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Differences What are the advantages of each

Front view of Intel Core i7 3630QM

Reasons to consider the
Intel Core i7 3630QM

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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 2.4 GHz vs 1.6 GHz Around 50% higher clock speed
Much better performance per watt 11.14 pt/W vs 0.21 pt/W More than 52.2x better performance per watt
Significantly lower typical power consumption 36.56W vs 66.71W More than 45% lower typical power consumption
Much better PassMark score 7,766 vs 428 Around 18.2x better PassMark score
Newer Sep, 2012 vs Sep, 2003 Release date over 9 years later
Much better overclocked clock speed (Air) 3.16 GHz vs 1.6 GHz Around 2x better overclocked clock speed (Air)
More threads 8 vs 1 7 more threads
More cores 4 vs 1 3 more cores; run more applications at once
Significantly lower annual home energy cost 10.84 $/year vs 19.78 $/year More than 45% lower annual home energy cost
Significantly lower annual commercial energy cost 39.42 $/year vs 71.92 $/year More than 45% lower annual commercial energy cost
Better overclocked clock speed (Water) 2.4 GHz vs 1.6 GHz Around 50% better overclocked clock speed (Water)
Front view of AMD Opteron 142

Reasons to consider the
AMD Opteron 142

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Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core

Benchmarks Real world tests of Core i7 3630QM vs Opteron 142

PassMark Data courtesy Passmark

Specifications Full list of technical specs

summary

Core i7 3630QM  vs
Opteron 142 
Clock speed 2.4 GHz 1.6 GHz
Cores Quad core Single 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
AES
Supports dynamic frequency scaling Yes Yes

details

Core i7 3630QM  vs
Opteron 142 
Threads 8 1
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 1 MB/core
Manufacture process 22 nm 130 nm
Max CPUs 1 1
Clock multiplier 24 8

overclocking

Overclocked clock speed 3.16 GHz 1.6 GHz
Overclocked clock speed (Water) 2.4 GHz 1.6 GHz
Overclocked clock speed (Air) 3.16 GHz 1.6 GHz

power consumption

TDP 45W 82.1W
Annual home energy cost 10.84 $/year 19.78 $/year
Annual commercial energy cost 39.42 $/year 71.92 $/year
Performance per watt 11.14 pt/W 0.21 pt/W
Typical power consumption 36.56W 66.71W
Intel Core i7 3630QM
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AMD Opteron 142
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