CPUBoss Review Our evaluation of 6820HK vs 6700HQ among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS

Intel Core i7 6820HK

CPUBoss Winner
Front view of Intel Core i7 6820HK

Differences What are the advantages of each

Front view of Intel Core i7 6820HK

Reasons to consider the
Intel Core i7 6820HK

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Slightly better overclocked clock speed (Air) 4.12 GHz vs 3.5 GHz Around 20% better overclocked clock speed (Air)
Slightly better overclocked clock speed (Water) 4.18 GHz vs 3.5 GHz Around 20% better overclocked clock speed (Water)
Front view of Intel Core i7 6700HQ

Reasons to consider the
Intel Core i7 6700HQ

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Better CompuBench 1.5 video composition score 17.05 fps vs 13 fps More than 30% better CompuBench 1.5 video composition score

Benchmarks Real world tests of Core i7 6820HK vs 6700HQ

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 6820HK
25.56 mHash/s
Core i7 6700HQ
30.94 mHash/s

CompuBench 1.5 (Face detection)

Core i7 6820HK
20.7 mPixels/s
Core i7 6700HQ
21.39 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 6820HK
1.45 fps
Core i7 6700HQ
1.48 fps

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 6820HK
4,040 MB/s
Core i7 6700HQ
4,040 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 6820HK  vs
6700HQ 
Clock speed 2.7 GHz 2.6 GHz
Turbo clock speed 3.6 GHz 3.5 GHz
Cores Quad core Quad core
Is unlocked Yes No

features

Has a NX bit Yes Yes
Supports trusted computing No No
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 45W
Annual home energy cost 10.84 $/year 10.84 $/year
Annual commercial energy cost 39.42 $/year 39.42 $/year
Performance per watt 5.56 pt/W 5.4 pt/W
Typical power consumption 36.56W 36.56W

bus

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

details

Core i7 6820HK  vs
6700HQ 
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 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 4.12 GHz 3.5 GHz
Overclocked clock speed (Water) 4.18 GHz 3.5 GHz
Overclocked clock speed (Air) 4.12 GHz 3.5 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 1,050 MHz 1,050 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 6820HK
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Intel Core i7 6700HQ
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