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Differences What are the advantages of each

Front view of Intel Core i7 6700HQ

Reasons to consider the
Intel Core i7 6700HQ

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Much higher clock speed 2.6 GHz vs 1.3 GHz 2x higher clock speed
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 8 vs 4 Twice as many threads
Higher GPU clock speed 350 MHz vs 300 MHz More than 15% higher GPU clock speed
Front view of Intel 7Y75

Reasons to consider the
Intel 7Y75

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Much lower typical power consumption 3.66W vs 36.56W 10x lower typical power consumption
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Much lower annual home energy cost 1.08 $/year vs 10.84 $/year 10x lower annual home energy cost
Much lower annual commercial energy cost 3.94 $/year vs 39.42 $/year 10x lower annual commercial energy cost
Newer Jul, 2016 vs Jul, 2015 Release date a year later

Features Key features of the Core i7 6700HQ  vs 7Y75 

clock speed

Core i7 6700HQ
2.6 GHz
Intel 7Y75
1.3 GHz

turbo clock speed

Core i7 6700HQ
3.5 GHz
Intel 7Y75
3.6 GHz

gpu clock speed

Core i7 6700HQ
350 MHz
Intel 7Y75
300 MHz

TDP

Specifications Full list of technical specs

summary

Core i7 6700HQ  vs
7Y75 
Clock speed 2.6 GHz 1.3 GHz
Turbo clock speed 3.5 GHz 3.6 GHz
Cores Quad core Dual core
Is unlocked No No

features

Has a NX bit Yes Yes
Supports trusted computing No 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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 65,536 MB 16,384 MB

details

Core i7 6700HQ  vs
7Y75 
Architecture x86-64 x86-64
Threads 8 4
Manufacture process 14 nm 14 nm
Max CPUs 1 1

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 530 Intel® HD Graphics 615
Number of displays supported 3 3
GPU clock speed 350 MHz 300 MHz
Turbo clock speed 1,050 MHz 1,050 MHz

power consumption

TDP 45W 4.5W
Annual home energy cost 10.84 $/year 1.08 $/year
Annual commercial energy cost 39.42 $/year 3.94 $/year
Typical power consumption 36.56W 3.66W

bus

Architecture FSB FSB
Number of links 1 1
Transfer rate 8,000 MT/s 4,000 MT/s
Intel Core i7 6700HQ
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Intel 7Y75
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