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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 newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Newer Jul, 2015 vs Jan, 2014 Release date over 1 years later
Slightly lower typical power consumption 36.56W vs 46.31W More than 20% lower typical power consumption
Slightly lower annual commercial energy cost 39.42 $/year vs 49.93 $/year More than 20% lower annual commercial energy cost
Slightly lower annual home energy cost 10.84 $/year vs 13.73 $/year More than 20% lower annual home energy cost
Front view of Intel Core i7 4940MX

Reasons to consider the
Intel Core i7 4940MX

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Higher turbo clock speed 4 GHz vs 3.5 GHz Around 15% higher turbo clock speed
Higher clock speed 3.1 GHz vs 2.6 GHz Around 20% higher clock speed
Much better performance per watt 32.72 pt/W vs 5.52 pt/W Around 6x better performance per watt
Much better turbo clock speed 1,350 MHz vs 1,050 MHz Around 30% better turbo clock speed
Much better performance per dollar 2.49 pt/$ vs 0.66 pt/$ More than 3.8x better performance per dollar
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Higher GPU clock speed 400 MHz vs 350 MHz Around 15% higher GPU clock speed
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Better geekbench 3 single core score 3,741 vs 3,065 More than 20% better geekbench 3 single core score

Benchmarks Real world tests of Core i7 6700HQ vs 4940MX

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 6700HQ
4,020 MB/s
Core i7 4940MX
4,740,000 MB/s

3D Mark 06 (CPU)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 6700HQ  vs
4940MX 
Clock speed 2.6 GHz 3.1 GHz
Turbo clock speed 3.5 GHz 4 GHz
Cores Quad core Quad core
Is unlocked No Yes

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
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,600 MB/s 12,800 MB/s
Maximum memory size 65,536 MB 32,768 MB

details

Core i7 6700HQ  vs
4940MX 
Architecture x86-64 x86-64
Threads 8 8
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 6 MB 8 MB
L3 cache per core 1.5 MB/core 2 MB/core
Manufacture process 14 nm 22 nm
Max CPUs 1 1

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 530 Intel® HD Graphics 4600
Number of displays supported 3 3
GPU clock speed 350 MHz 400 MHz
Turbo clock speed 1,050 MHz 1,350 MHz

power consumption

TDP 45W 57W
Annual home energy cost 10.84 $/year 13.73 $/year
Annual commercial energy cost 39.42 $/year 49.93 $/year
Performance per watt 5.52 pt/W 32.72 pt/W
Typical power consumption 36.56W 46.31W

bus

Architecture FSB DMI 2.0
Number of links 1 1
Transfer rate 8,000 MT/s 5,000 MT/s
Intel Core i7 6700HQ
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Intel Core i7 4940MX
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