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Differences What are the advantages of each

Front view of Intel Core i7 5750HQ

Reasons to consider the
Intel Core i7 5750HQ

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Significantly newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Newer Apr, 2015 vs Sep, 2012 Release date over 2 years later
Front view of Intel Core i7 3740QM

Reasons to consider the
Intel Core i7 3740QM

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Much higher GPU clock speed 650 MHz vs 300 MHz Around 2.2x higher GPU clock speed
Much better turbo clock speed 1,300 MHz vs 1,050 MHz Around 25% better turbo clock speed
Higher turbo clock speed 3.7 GHz vs 3.4 GHz Around 10% higher turbo clock speed
Higher clock speed 2.7 GHz vs 2.5 GHz Around 10% higher clock speed
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly better overclocked clock speed (Air) 3.71 GHz vs 2.5 GHz Around 50% better overclocked clock speed (Air)
Slightly better overclocked clock speed (Water) 2.7 GHz vs 2.5 GHz Around 10% better overclocked clock speed (Water)

Features Key features of the Core i7 5750HQ  vs 3740QM 

clock speed

Core i7 5750HQ
2.5 GHz
Core i7 3740QM
2.7 GHz

turbo clock speed

Core i7 5750HQ
3.4 GHz
Core i7 3740QM
3.7 GHz

L2 cache

gpu clock speed

Core i7 5750HQ
300 MHz
Core i7 3740QM
650 MHz

overclocked clock speed (air)

Core i7 5750HQ
2.5 GHz
Core i7 3740QM
3.71 GHz

overclocked clock speed (water)

Core i7 5750HQ
2.5 GHz
Core i7 3740QM
2.7 GHz

Specifications Full list of technical specs

summary

Core i7 5750HQ  vs
3740QM 
Clock speed 2.5 GHz 2.7 GHz
Turbo clock speed 3.4 GHz 3.7 GHz
Cores Quad core Quad 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

power consumption

TDP 47W 45W
Annual home energy cost 11.32 $/year 10.84 $/year
Annual commercial energy cost 41.17 $/year 39.42 $/year
Typical power consumption 38.19W 36.56W

bus

Architecture DMI 2.0 DMI
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s

details

Core i7 5750HQ  vs
3740QM 
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 6 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 14 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.5 GHz 3.71 GHz
Overclocked clock speed (Water) 2.5 GHz 2.7 GHz
Overclocked clock speed (Air) 2.5 GHz 3.71 GHz

integrated graphics

GPU GPU GPU
Label Intel® Iris™ Pro Graphics 6200 Intel® HD Graphics 4000
Number of displays supported 3 3
GPU clock speed 300 MHz 650 MHz
Turbo clock speed 1,050 MHz 1,300 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 12,800 MB/s 25,600 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Core i7 5750HQ
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Intel Core i7 3740QM
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