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Intel Core i3 4005U

CPUBoss Winner
Front view of Intel Core i3 4005U

Differences What are the advantages of each

Front view of Intel Core i3 4005U

Reasons to consider the
Intel Core i3 4005U

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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
Much better geekbench 2 (32-bit) score 3,271 vs 1,882 Around 75% better geekbench 2 (32-bit) score
Much better performance per watt 28.25 pt/W vs 1 pt/W More than 28x better performance per watt
Much lower typical power consumption 12.19W vs 44.69W 3.7x lower typical power consumption
Newer Jul, 2013 vs Aug, 2005 Release date over 8 years later
Significantly better geekbench 3 single core score 1,628 vs 735 Around 2.2x better geekbench 3 single core score
Better PassMark score 2,457 vs 899 Around 2.8x better PassMark score
More threads 4 vs 2 Twice as many threads
Much lower annual home energy cost 3.61 $/year vs 13.25 $/year 3.7x lower annual home energy cost
Much lower annual commercial energy cost 13.14 $/year vs 48.18 $/year 3.7x lower annual commercial energy cost
Front view of AMD Opteron 165 HE

Reasons to consider the
AMD Opteron 165 HE

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Much more l2 cache 2 MB vs 0.5 MB 4x 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
Slightly better overclocked clock speed (Air) 2 GHz vs 1.81 GHz More than 10% better overclocked clock speed (Air)

Benchmarks Real world tests of Core i3 4005U vs Opteron 165 HE

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 4005U
2,180,000 MB/s
Opteron 165 HE
49,700 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i3 4005U  vs
Opteron 165 HE 
Clock speed 1.7 GHz 1.8 GHz
Cores Dual core Dual core

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 4005U  vs
Opteron 165 HE 
Threads 4 2
L2 cache 0.5 MB 2 MB
L2 cache per core 0.25 MB/core 1 MB/core
Manufacture process 22 nm 90 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.81 GHz 2 GHz
Overclocked clock speed (Water) 1.7 GHz 1.8 GHz
Overclocked clock speed (Air) 1.81 GHz 2 GHz

power consumption

TDP 15W 55W
Annual home energy cost 3.61 $/year 13.25 $/year
Annual commercial energy cost 13.14 $/year 48.18 $/year
Performance per watt 28.25 pt/W 1 pt/W
Typical power consumption 12.19W 44.69W
Intel Core i3 4005U
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AMD Opteron 165 HE
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