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Differences What are the advantages of each

Front view of Intel Core i7 3667U

Reasons to consider the
Intel Core i7 3667U

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CPUBoss is not aware of any important advantages of the Core i7 3667U vs the Core M 5Y71.

Front view of Intel Core M 5Y71

Reasons to consider the
Intel Core M 5Y71

Report a correction

CPUBoss is not aware of any important advantages of the Core M 5Y71 vs the Core i7 3667U.

Benchmarks Real world tests of Core i7 3667U vs M 5Y71

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 3667U
11.7 mHash/s
Core M 5Y71
21.1 mHash/s

CompuBench 1.5 (Face detection)

Core i7 3667U
3.95 mPixels/s
Core M 5Y71
11.63 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 3667U
0.62 fps
Core M 5Y71
0.72 fps

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 i7 3667U
2,160,000 MB/s
Core M 5Y71
3,630,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 3667U  vs
M 5Y71 
Clock speed 2 GHz 1.2 GHz
Turbo clock speed 3.2 GHz 2.9 GHz
Cores Dual core Dual core

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 17W 4.5W
Annual home energy cost 4.1 $/year 1.08 $/year
Performance per watt 25 pt/W 213.68 pt/W
Typical power consumption 13.81W 3.66W

bus

Architecture DMI FSB
Number of links 1 1

details

Core i7 3667U  vs
M 5Y71 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 0.5 MB 0.5 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 4 MB 4 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 22 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.91 GHz 2.52 GHz
Overclocked clock speed (Water) 2 GHz 1.2 GHz
Overclocked clock speed (Air) 2.91 GHz 2.52 GHz

integrated graphics

GPU GPU GPU
Label HD Graphics 4000 Intel® HD Graphics 5300
Number of displays supported 3 3
GPU clock speed 350 MHz 300 MHz
Turbo clock speed 1,150 MHz 900 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
DDR3L-1333
DDR3RS-1600
DDR3RS-1333
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,600 MB/s 12,800 MB/s
Intel Core i7 3667U
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Intel Core M 5Y71
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