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Differences What are the advantages of each

Front view of Intel Core i7 4702HQ

Reasons to consider the
Intel Core i7 4702HQ

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CPUBoss is not aware of any important advantages of the 4702HQ vs the 4702EC.

Front view of Intel Core i7 4702EC

Reasons to consider the
Intel Core i7 4702EC

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Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing

Features Key features of the Core i7 4702HQ  vs 4702EC 

clock speed

L2 cache

L3 cache

overclocked clock speed (air)

overclocked clock speed (water)

Specifications Full list of technical specs

summary

Core i7 4702HQ  vs
4702EC 
Clock speed 2.2 GHz 2 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 37W 27W
Annual home energy cost 8.91 $/year 6.5 $/year
Typical power consumption 30.06W 21.94W

bus

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

details

Core i7 4702HQ  vs
4702EC 
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 22 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.26 GHz 2 GHz
Overclocked clock speed (Water) 2.2 GHz 2 GHz
Overclocked clock speed (Air) 3.26 GHz 2 GHz

integrated graphics

GPU GPU GPU
Number of displays supported 3 3

memory controller

Memory controller Built-in Built-in
Memory type
DDR3
Channels Dual Channel Dual Channel
Supports ECC No Yes
Maximum bandwidth 12,800 MB/s 12,800 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Core i7 4702HQ
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Intel Core i7 4702EC
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