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Differences What are the advantages of each

Front view of Intel Core i7 6820EQ

Reasons to consider the
Intel Core i7 6820EQ

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Significantly higher clock speed 2.8 GHz vs 1.9 GHz More than 45% higher clock speed
Higher turbo clock speed 3.5 GHz vs 2.7 GHz Around 30% higher turbo clock speed
Slightly more l3 cache 8 MB vs 6 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 8 vs 4 Twice as many threads
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Front view of Intel Core i5 6442EQ

Reasons to consider the
Intel Core i5 6442EQ

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Lower typical power consumption 20.31W vs 36.56W Around 45% lower typical power consumption
Lower annual home energy cost 6.02 $/year vs 10.84 $/year Around 45% lower annual home energy cost
Lower annual commercial energy cost 21.9 $/year vs 39.42 $/year Around 45% lower annual commercial energy cost

Features Key features of the Core i7 6820EQ  vs i5 6442EQ 

clock speed

Core i7 6820EQ
2.8 GHz
Core i5 6442EQ
1.9 GHz

turbo clock speed

Core i7 6820EQ
3.5 GHz
Core i5 6442EQ
2.7 GHz

L3 cache

gpu clock speed

Core i7 6820EQ
350 MHz
Core i5 6442EQ
350 MHz

overclocked clock speed (air)

Core i7 6820EQ
2.8 GHz
Core i5 6442EQ
2.7 GHz

overclocked clock speed (water)

Core i7 6820EQ
2.8 GHz
Core i5 6442EQ
2.7 GHz

Specifications Full list of technical specs

summary

Core i7 6820EQ  vs
i5 6442EQ 
Clock speed 2.8 GHz 1.9 GHz
Turbo clock speed 3.5 GHz 2.7 GHz
Cores Quad core Quad core
Is unlocked No No

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 45W 25W
Annual home energy cost 10.84 $/year 6.02 $/year
Annual commercial energy cost 39.42 $/year 21.9 $/year
Typical power consumption 36.56W 20.31W

bus

Architecture FSB FSB
Number of links 1 1
Transfer rate 8,000 MT/s 8,000 MT/s

details

Core i7 6820EQ  vs
i5 6442EQ 
Architecture x86-64 x86-64
Threads 8 4
L3 cache 8 MB 6 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 14 nm 14 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.8 GHz 2.7 GHz
Overclocked clock speed (Water) 2.8 GHz 2.7 GHz
Overclocked clock speed (Air) 2.8 GHz 2.7 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 530 Intel® HD Graphics 530
Number of displays supported 3 3
GPU clock speed 350 MHz 350 MHz
Turbo clock speed 1,000 MHz 1,000 MHz

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 65,536 MB
Intel Core i7 6820EQ
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Intel Core i5 6442EQ
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