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Intel Core i7 980X

CPUBoss Winner
Front view of Intel Core i7 980X

Differences What are the advantages of each

Front view of Intel Core i7 980X

Reasons to consider the
Intel Core i7 980X

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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
Significantly higher clock speed 3.33 GHz vs 2.2 GHz More than 50% higher clock speed
Much better overclocked clock speed (Air) 4.53 GHz vs 2.2 GHz More than 2x better overclocked clock speed (Air)
Much better PassMark score 8,879 vs 1,291 Around 7x better PassMark score
More threads 12 vs 2 10 more threads
More cores 6 vs 2 Three times as many cores; run more applications at once
Significantly better PassMark (Single core) score 1,454 vs 685 More than 2x better PassMark (Single core) score
Significantly better performance per watt 4.35 pt/W vs 0.87 pt/W Around 5x better performance per watt
Newer Mar, 2010 vs May, 2005 Release date over 4 years later
Much better overclocked clock speed (Water) 4.28 GHz vs 2.2 GHz Around 95% better overclocked clock speed (Water)
Front view of AMD Opteron 275

Reasons to consider the
AMD Opteron 275

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Much more l2 cache per core 1 MB/core vs 0.33 MB/core More than 3x more l2 cache per core
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Much lower annual home energy cost 20.48 $/year vs 50.68 $/year 2.5x lower annual home energy cost
Much lower annual commercial energy cost 74.46 $/year vs 148.92 $/year 2x lower annual commercial energy cost

Benchmarks Real world tests of Core i7 980X vs Opteron 275

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 980X
14,564
Opteron 275
2,534

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 980X
1,710,000 MB/s
Opteron 275
60,200 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 980X  vs
Opteron 275 
Clock speed 3.33 GHz 2.2 GHz
Cores Hexa core Dual core
Socket type
LGA 1366
940

features

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

details

Core i7 980X  vs
Opteron 275 
Threads 12 2
L2 cache 2 MB 2 MB
L2 cache per core 0.33 MB/core 1 MB/core
Manufacture process 32 nm 90 nm
Max CPUs 1 2
Clock multiplier 25 11
Voltage range 0.8 - 1.38V 1.2 - UnknownV
Operating temperature Unknown - 67.9°C 0 - 67°C

overclocking

Overclocked clock speed 4.53 GHz 2.2 GHz
Overclocked clock speed (Water) 4.28 GHz 2.2 GHz
Overclocked clock speed (Air) 4.53 GHz 2.2 GHz

power consumption

TDP 130W 85W
Annual home energy cost 50.68 $/year 20.48 $/year
Annual commercial energy cost 148.92 $/year 74.46 $/year
Performance per watt 4.35 pt/W 0.87 pt/W
Typical power consumption N/A 69.06W
Intel Core i7 980X
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AMD Opteron 275
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