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Intel Core i7 6820HK Review | 78 Data compared

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  • Avg. price in UK: ~£300
  • Avg. price in US: ~$380
  • PassMark benchmark result: 6991
  • N. of physical cores: 4
  • CPU boost clock speed: 3.6 GHz

Intel Core i7 6820HK review. Compare 78 technical specifications and user reviews to see how it ranks among processors and if it is worth buying.

4.5

Overall score

What it is: An overall evaluation of the processor's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best processors on the market.

Score components:

90.0%

4.5

Technical Score

10.0%

?

User score

Poor
4.5

Technical Score

What it is: An assessment of the processor's technical performance, covering key areas such as processing performance, core configuration, efficiency, platform support, integrated features, and thermal behavior.

When it matters: When you want to compare processors based on technical performance and available features.

Score components:

60.0%

3.9

Performance

18.0%

4.8

Cache & Architecture

10.0%

5.2

Memory & PCIe

7.0%

6.7

Power & Thermal

4.0%

6.8

Platform

1.0%

6.8

Integrated Graphics

Poor
?

User score

What it is: A rating that combines user reviews and the total number of reviews received by the processor.

When it matters: When you want to know how a processor performs in real workloads and how reliable it is for gaming, productivity, and efficiency according to user feedback.

Score components:

70.0%

?

User reviews

30.0%

?

Popularity

  • 2.9
    Gaming

    Score components:

    30.0%

    2.9

    PassMark single-core benchmark score

    25.0%

    3.4

    Geekbench 6 single-core benchmark score

    20.0%

    3.4

    CPU boost clock speed

    17.0%

    2.1

    L3 cache

    8.0%

    1.8

    N. of physical cores

  • 1.8
    Video editing

    Score components:

    45.0%

    1.3

    Geekbench 6 multi-core benchmark score

    20.0%

    1.8

    N. of physical cores

    20.0%

    2.8

    CPU threads

    15.0%

    2.1

    L3 cache

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Best prices in UK

    N/A~ £300

Best rankings

?

Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The Intel Core i7-6820HK is a high-performance, quad-core mobile processor based on the 14nm Skylake architecture, featuring 4 physical cores, 8 threads via Hyper-Threading, and an 8 MB Smart Cache. It operates at a base frequency of 2.70 GHz with a max turbo boost of 3.60 GHz and includes integrated Intel HD Graphics 530. Its primary advantages are its 45W TDP class performance for demanding tasks like 4K video editing and its unique unlocked multiplier, which allows enthusiasts to easily overclock the chip for significant speed gains. However, notable drawbacks include its lack of official support for Windows 11 due to its 6th-generation age and its high power consumption, which typically limits it to larger, less portable 15-inch laptops and can lead to thermal throttling under extreme loads.

Technical Specifications of processor Intel Core i7 6820HK

Technical Score

What it is: An assessment of the processor's technical performance, covering key areas such as processing performance, core configuration, efficiency, platform support, integrated features, and thermal behavior.

When it matters: When you want to compare processors based on technical performance and available features.

Score components:

60.0%

?

Performance

18.0%

?

Cache & Architecture

10.0%

?

Memory & PCIe

7.0%

?

Power & Thermal

4.0%

?

Platform

1.0%

?

Integrated Graphics

4.5
Intel Core i7 6820HK has a technical score of 4.54 points, which is lower than that of 65.1% of products in this category.
User score

What it is: A rating that combines user reviews and the total number of reviews received by the processor.

When it matters: When you want to know how a processor performs in real workloads and how reliable it is for gaming, productivity, and efficiency according to user feedback.

Score components:

70.0%

0.0

User reviews

30.0%

1.0

Popularity

?
Popularity
What it is: An indicator based on the number of reviews received by the processor.
When it matters: When you prefer to choose a processor reviewed and selected by many other buyers.
1.0
Intel Core i7 6820HK has a popularity of 1 points, which is higher than 0% of products in this category.
Ratio quality/price

What it is: An indicator that combines the processor's overall rating with its cost.

When it matters: When you are looking for a processor with a good balance between performance, efficiency, and price.

Score components:

60.0%

4.5

Overall score

40.0%

8.9

Price

5.9
Intel Core i7 6820HK has a quality-to-price ratio of 5.9 points, which is lower than 69.8% of products in this category.
Brand name
What it is: The manufacturer or brand of the product.
When it matters: When you prefer a specific ecosystem, support network, or design philosophy.

Importance: MEDIUM

Intel
Processor type
What it is: The kind of system the processor is built for, such as desktop PCs, laptops, workstations, or servers.
When it matters: When you want a processor meant for the kind of machine you are actually building or buying, rather than a chip aimed at a different class of system.

Importance: HIGH

mobile
Intel Core i7 6820HK belongs to the mobile processor class, which is more advanced than that of 7.3% of processors and equal to that of 48.6% of processors.
CPU socket
What it is: The physical socket the processor fits into on the motherboard.
When it matters: When you need to make sure the CPU can actually be installed on a specific motherboard.

Importance: HIGH

FCBGA1440
Intel Core i7 6820HK uses the FCBGA1440 CPU socket, which is older than that of 81.4% of processors and equal to that of 4.8% of processors.
Chipset
What it is: The motherboard chipset families officially meant to work with the processor.
When it matters: When you are checking whether a CPU will work with the motherboard features and platform you plan to use.

Importance: HIGH

Intel 100 Series, Intel 200 Series
Intel Core i7 6820HK supports Intel 100 Series, Intel 200 Series chipsets, which is broader compatibility than 50% of processors and equal to that of 2.1% of processors.
CPU architecture
What it is: The processor family or design generation behind the chip, such as Zen 4 or Raptor Lake.
When it matters: When you are comparing CPUs across generations and want a clearer sense of their design age, feature level, and expected performance class.

Importance: HIGH

x86-64
Intel Core i7 6820HK uses the x86-64 architecture, which is more advanced than that of 1.7% of processors and equal to that of 98.3% of processors.
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N. of physical cores
What it is: The number of physical CPU cores on the processor.
When it matters: When you run workloads that benefit from more real cores.

Importance: HIGH

Good value: 8+

4
Intel Core i7 6820HK has 4 CPU cores, which is fewer than 50.7% of processors and equal to 28.5% of processors.
CPU threads
What it is: The total number of processing threads the CPU can handle at once.
When it matters: When you run heavily threaded workloads or multitask a lot.

Importance: HIGH

Good value: 16+

8
Intel Core i7 6820HK offers 8 CPU threads, which is more than 35.3% of processors and equal to 19% of processors.
Threads per core
What it is: The number of threads each physical core can handle at once.
When it matters: When you want to understand how much thread-level parallelism each core can provide in multitasking or heavily threaded work.

Importance: MEDIUM

Good value: 2

2
Intel Core i7 6820HK offers 2 threads per core, which is more than 30.4% of processors and equal to 69.6% of processors.
CPU boost clock speed
What it is: The highest clock speed the processor can reach under boost conditions.
When it matters: When you care about peak speed in short bursts.

Importance: HIGH

Good value: >4.7 GHz

3.6 GHz
Intel Core i7 6820HK reaches a boost clock of 3.6 GHz which is lower than that of 76.7% of processors and equal to that of 3.6% of processors.
CPU base clock speed
What it is: The processor's normal all-core starting frequency before boost behavior raises clocks temporarily.
When it matters: When you care about steadier performance in longer workloads rather than short burst speed alone.

Importance: MEDIUM

4 x 2.7 GHz
Intel Core i7 6820HK has a base clock of 4x2.7 GHz which is equal to that of 100% of processors.
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Semiconductor size
What it is: The manufacturing process node used to produce the processor, usually expressed in nanometers.
When it matters: When efficiency, heat, and the relative modernity of the chip-making process matter to your comparison.

Importance: HIGH

Good value: <10 nm

14 nm
Intel Core i7 6820HK uses a 14 nm process node, which is older than that of 50.8% of processors and equal to that of 33.7% of processors.
Foundry
What it is: The semiconductor manufacturer that physically fabricates the processor chip.
When it matters: When process source, manufacturing generation, or foundry differences matter to your comparison more than day-to-day performance alone.

Importance: MEDIUM

Intel 14 nm
Intel Core i7 6820HK is built on the Intel 14 nm foundry process, which is less advanced than that of 55.2% of processors and equal to that of 29.3% of processors.
L3 cache
What it is: The total amount of L3 cache available on the processor.
When it matters: When you want better performance in cache-sensitive workloads and games.

Importance: MEDIUM

Good value: >=16 MB

8 MB
Intel Core i7 6820HK has an L3 cache of 8 MB which is larger than that of 39.7% of processors and equal to that of 11.8% of processors.
L2 cache
What it is: The total amount of L2 cache available across the processor.
When it matters: When you want to compare CPU design efficiency and how much fast intermediate cache the cores have available.

Importance: MEDIUM

Good value: >=6 MB

1 MB
Intel Core i7 6820HK has an L2 cache of 1 MB which is smaller than that of 67.1% of processors and equal to that of 17.6% of processors.
L1 cache
What it is: The total amount of L1 cache built into the processor, which sits closest to the cores.
When it matters: When you are comparing low-level CPU design details rather than the broader performance picture buyers usually notice first.

Importance: MEDIUM

Good value: >=512 KB

256 KB
Intel Core i7 6820HK has an L1 cache of 256 KB which is smaller than that of 59.4% of processors and equal to that of 18.5% of processors.
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DDR memory version
What it is: The RAM generation the processor is designed to support, such as DDR4 or DDR5.
When it matters: When you need the CPU to match the kind of memory platform you want to buy or reuse.

Importance: MEDIUM

Good value: DDR5

DDR3L/DDR4/LPDDR3
Intel Core i7 6820HK supports DDR DDR3L/DDR4/LPDDR3, which is older than that of 74.3% of processors and equal to that of 3.3% of processors.
Maximum memory speed
What it is: The highest official memory speed supported by the processor.
When it matters: When you choose RAM and want to know the supported speed ceiling.

Importance: HIGH

Good value: >=4800 MHz

2,133 MHz
Intel Core i7 6820HK supports memory speeds up to 2133 MHz, which is lower than that of 75.6% of processors and equal to 8.8% of processors.
Max memory speed (JEDEC)
What it is: The highest official RAM speed the processor supports under standard JEDEC settings, before any memory overclocking profiles are applied.
When it matters: When officially supported stock RAM speed matters more than XMP, EXPO, or manual memory tuning.

Importance: MEDIUM

Good value: >=5600 MHz

DDR4-2133 MHz
Intel Core i7 6820HK supports JEDEC memory speeds up to DDR4-2133 MHz, which is lower than that of 75.9% of processors and equal to 5.3% of processors.
Max memory speed (XMP / EXPO)
What it is: The highest memory speed supported through XMP or EXPO profiles.
When it matters: When you want faster RAM through memory profiles.

Importance: MEDIUM

Good value: >=5200 MHz

?
Maximum memory capacity
What it is: The largest total amount of memory officially supported by the processor.
When it matters: When you plan a system with very large RAM capacity.

Importance: HIGH

Good value: >=128 GB

64 GB
Intel Core i7 6820HK supports up to 64 GB of memory, which is more than 28.4% of processors and equal to 27.6% of processors.
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Integrated graphics
What it is: Includes built-in graphics, so the system can output video without a separate graphics card.
When it matters: When you want the PC to work without a dedicated GPU, or you are building an office, media, compact, or troubleshooting-friendly system.

Importance: HIGH

yes
Intel Core i7 6820HK includes integrated graphics. 87.6% of processors include integrated graphics.
Integrated GPU model
What it is: The model name of the integrated graphics processor, if present.
When it matters: When you plan to use the CPU's built-in graphics.

Importance: MEDIUM

Intel HD Graphics 530
Intel Core i7 6820HK uses the Intel HD Graphics 530 integrated GPU, which is less advanced than that in 78.4% of processors and equal to that in 2.3% of processors.
Integrated GPU execution units
What it is: The number of execution units available in the integrated graphics part of the processor.
When it matters: When you plan to rely on built-in graphics and want a better sense of its light gaming, display, or media capability.

Importance: MEDIUM

Good value: >=24

24
Intel Core i7 6820HK has 24 GPU execution units, which is more than 49.2% of processors and equal to 21.6% of processors.
Integrated GPU base frequency
What it is: The base operating frequency of the integrated GPU.
When it matters: When integrated graphics performance matters to you.

Importance: MEDIUM

Good value: >=350 MHz

350 MHz
Intel Core i7 6820HK has an integrated GPU clock of 350 MHz which is higher than that of 43.5% of processors and equal to that of 29.6% of processors.
Integrated media encoders/decoders
What it is: The hardware media formats the processor can encode or decode directly.
When it matters: When you stream, edit video, or rely on hardware media acceleration.

Importance: LOW

H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode), VP8 (HW decode/encode), MPEG-2 (HW decode/encode), VC-1
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TDP (Thermal design power)
What it is: The rated thermal design power, which gives a general idea of cooling and power needs.
When it matters: When you choose a cooler or build in a tighter case.

Importance: HIGH

Good value: <30 W

45 W
Intel Core i7 6820HK has a TDP of 45 W which is lower than that of 39.9% of processors and equal to that of 11.4% of processors.
Base power (PL1)
What it is: The sustained power target used for longer CPU loads.
When it matters: When you choose cooling and power delivery for sustained workloads.

Importance: MEDIUM

Good value: <30 W

45 W
Intel Core i7 6820HK has a base power of 45 W which is lower than that of 39.7% of processors and equal to that of 11.6% of processors.
Boost power (PL2)
What it is: The short-term boost power limit the processor may draw under heavier turbo loads.
When it matters: When you size cooling and power delivery for peak turbo behavior.

Importance: MEDIUM

Good value: <50 W

45 W
Intel Core i7 6820HK has a boost power of 45 W which is lower than that of 70.7% of processors and equal to that of 0.8% of processors.
Tau (power duration limit)
What it is: The time limit the CPU can stay at higher boost power before dropping toward sustained power.
When it matters: When you want to understand turbo behavior under longer loads.

Importance: MEDIUM

Good value: <=28 s

28 seconds
Intel Core i7 6820HK has a turbo duration of 28 seconds which is longer than that of 3.8% of processors and equal to that of 85% of processors.
Configurable TDP
What it is: Allows the processor to run in alternate power modes instead of being fixed to one default TDP target.
When it matters: When you want more control over heat, noise, and power draw in compact systems, quieter builds, or thermally limited machines.

Importance: LOW

yes
Intel Core i7 6820HK supports configurable TDP. 52.9% of processors support configurable TDP.
cTDP: 35 W
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Intel Core i7 6820HK vs the average processor

  • Unlocked for overclocking
    Intel Core i7 6820HK has an unlocked multiplier, the average processor does not.
    What it is: Has an unlocked CPU multiplier, which makes manual CPU overclocking much easier on supported platforms.
    When it matters: When you plan to push clock speeds beyond stock settings instead of leaving the processor completely at default behavior.

    Importance: MEDIUM

    Intel Core i7 6820HK has an unlocked multiplier, the average processor does not.
  • Supports memory overclocking
    Intel Core i7 6820HK supports memory overclocking, the average processor does not.
    What it is: Allows memory speeds beyond official stock settings through manual tuning or profile-based overclocking.
    When it matters: When you want to push RAM performance higher than stock support allows, especially in enthusiast or gaming builds.

    Importance: MEDIUM

    Intel Core i7 6820HK supports memory overclocking, the average processor does not.
  • 31.5% smaller die size
    Intel Core i7 6820HK has a lower die size than the average processor (122 mm² vs 178 mm²). The average processor has a die size of 178 mm².
    What it is: The physical area of the processor die, usually measured in square millimeters.
    When it matters: When you are comparing chip scale, packaging density, or broader design differences rather than direct user-visible performance.

    Importance: LOW

    Good value: <150 mm²

    Intel Core i7 6820HK has a lower die size than the average processor (122 mm² vs 178 mm²). The average processor has a die size of 178 mm².122 mm² vs 178 mm²
  • 29.7% lower boost power
    Intel Core i7 6820HK has a lower boost power draw than the average processor (45 W vs 64 W). The average processor has a boost power draw of 64 W.
    What it is: The short-term boost power limit the processor may draw under heavier turbo loads.
    When it matters: When you size cooling and power delivery for peak turbo behavior.

    Importance: MEDIUM

    Good value: <50 W

    Intel Core i7 6820HK has a lower boost power draw than the average processor (45 W vs 64 W). The average processor has a boost power draw of 64 W.45 W vs 64 W
  • 16.7% more L3 per core
    Intel Core i7 6820HK has more L3 cache per core than the average processor (2 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.
    What it is: The amount of L3 cache effectively available per CPU core.
    When it matters: When you are comparing how much shared cache each core can draw on in deeper technical analysis.

    Importance: MEDIUM

    Good value: >=2 MB/core

    Intel Core i7 6820HK has more L3 cache per core than the average processor (2 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.2 MB/core vs 1.714 MB/core
  • Unlocked for overclocking
    Intel Core i7 6820HK has an unlocked multiplier, the average processor does not.
  • 31.5% smaller die size
    Intel Core i7 6820HK has a lower die size than the average processor (122 mm² vs 178 mm²). The average processor has a die size of 178 mm².
  • 16.7% more L3 per core
    Intel Core i7 6820HK has more L3 cache per core than the average processor (2 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.
  • Supports memory overclocking
    Intel Core i7 6820HK supports memory overclocking, the average processor does not.
  • 29.7% lower boost power
    Intel Core i7 6820HK has a lower boost power draw than the average processor (45 W vs 64 W). The average processor has a boost power draw of 64 W.

Total
Performance
Cache & Architecture
Memory & PCIe
Power & Thermal
  • Narrower instruction support
    Intel Core i7 6820HK supports a narrower instruction set than the average processor (MMX, SSE4.1, SSE4.2, AVX2, F16C, FMA3, AES vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA).
  • 5 year/s older release date
    Intel Core i7 6820HK has an older release date than the average processor (2,015 vs 2,020).
    September 2015
  • Older CPU socket
    Intel Core i7 6820HK uses an older CPU socket than the average processor (FCBGA1,440 vs FP2).
  • No crypto acceleration
    Intel Core i7 6820HK does not include crypto acceleration, the average processor does.
  • 16.3% lower boost clock
    Intel Core i7 6820HK has a lower boost clock speed than the average processor (3.6 GHz vs 4.3 GHz). The average processor reaches boost clock speed of 4.3 GHz.
  • 74.3% lower multi-core score
    Intel Core i7 6820HK has a lower Geekbench 6 multi-core score than the average processor (1,230 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
  • 20.3% weaker single-core performance
    Intel Core i7 6820HK has a lower PassMark single-core score than the average processor (1,979 vs 2,483). The average processor scores 2,483 in PassMark single-core.
  • 2 fewer CPU cores
    Intel Core i7 6820HK has fewer CPU cores than the average processor (4 vs 6). The average processor has 6 CPU cores.
  • 16.2% lower single-core score
    Intel Core i7 6820HK has a lower Geekbench 6 single-core score than the average processor (1,233 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
  • 33.6% lower PassMark score
    Intel Core i7 6820HK has a lower PassMark benchmark score than the average processor (6,991 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
  • 16.7% larger process node
    Intel Core i7 6820HK has a higher process node than the average processor (14 nm vs 12 nm). The average processor uses a process node of 12 nm.
  • 60% smaller L2 cache
    Intel Core i7 6820HK has a lower L2 cache than the average processor (1 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.
  • 50% less L2 per core
    Intel Core i7 6820HK has less L2 cache per core than the average processor (0.3 MB/core vs 0.5 MB/core). The average processor provides 0.5 MB/core of L2 cache per core.
  • 33.3% smaller L1 cache
    Intel Core i7 6820HK has a lower L1 cache than the average processor (256 KB vs 384 KB). The average processor has L1 cache of 384 KB.
  • Less advanced microarchitecture
    Intel Core i7 6820HK uses a less advanced microarchitecture than the average processor (Skylake vs Kaby Lake).
  • 25.5% lower memory bandwidth
    Intel Core i7 6820HK has a lower memory bandwidth than the average processor (34.1 GB/s vs 45.8 GB/s). The average processor offers memory bandwidth of 45.8 GB/s.
  • 27.3% lower memory speed
    Intel Core i7 6820HK has a lower maximum memory speed than the average processor (2,133 MHz vs 2,933 MHz). The average processor supports memory speed of 2,933 MHz.
  • Older DDR support
    Intel Core i7 6820HK supports an older DDR generation than the average processor (DDR3L/DDR4/LPDDR3 vs DDR4).
  • Inferior integrated GPU
    Intel Core i7 6820HK uses an inferior integrated GPU to the average processor (Intel HD Graphics 530 vs Intel UHD Graphics 630).
  • 16.3% lower boost clock
    Intel Core i7 6820HK has a lower boost clock speed than the average processor (3.6 GHz vs 4.3 GHz). The average processor reaches boost clock speed of 4.3 GHz.
    What it is: The highest clock speed the processor can reach under boost conditions.
    When it matters: When you care about peak speed in short bursts.

    Importance: HIGH

    Good value: >4.7 GHz

    Intel Core i7 6820HK has a lower boost clock speed than the average processor (3.6 GHz vs 4.3 GHz). The average processor reaches boost clock speed of 4.3 GHz.3.6 GHz vs 4.3 GHz
  • 74.3% lower multi-core score
    Intel Core i7 6820HK has a lower Geekbench 6 multi-core score than the average processor (1,230 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
    What it is: A Geekbench 6 score that reflects multi-core CPU performance in mixed modern workloads.
    When it matters: When you want a quick picture of multi-core speed in everyday mixed workloads, multitasking, and broadly optimized software.

    Importance: HIGH

    Good value: >8500

    Intel Core i7 6820HK has a lower Geekbench 6 multi-core score than the average processor (1,230 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.1,230 vs 4,793
  • 20.3% weaker single-core performance
    Intel Core i7 6820HK has a lower PassMark single-core score than the average processor (1,979 vs 2,483). The average processor scores 2,483 in PassMark single-core.
    What it is: A benchmark score that reflects single-core CPU performance.
    When it matters: When you care about responsiveness in lighter or older software.

    Importance: HIGH

    Good value: >3200

    Intel Core i7 6820HK has a lower PassMark single-core score than the average processor (1,979 vs 2,483). The average processor scores 2,483 in PassMark single-core.1,979 vs 2,483
  • 2 fewer CPU cores
    Intel Core i7 6820HK has fewer CPU cores than the average processor (4 vs 6). The average processor has 6 CPU cores.
    What it is: The number of physical CPU cores on the processor.
    When it matters: When you run workloads that benefit from more real cores.

    Importance: HIGH

    Good value: 8+

    Intel Core i7 6820HK has fewer CPU cores than the average processor (4 vs 6). The average processor has 6 CPU cores.4 vs 6
  • Narrower instruction support
    Intel Core i7 6820HK supports a narrower instruction set than the average processor (MMX, SSE4.1, SSE4.2, AVX2, F16C, FMA3, AES vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA).
    What it is: The supported CPU instruction sets and extensions.
    When it matters: When you run software that depends on specific CPU instructions.

    Importance: MEDIUM

    Intel Core i7 6820HK supports a narrower instruction set than the average processor (MMX, SSE4.1, SSE4.2, AVX2, F16C, FMA3, AES vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA).MMX, SSE4.1, SSE4.2, AVX2, F16C, FMA3, AES vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA
  • 16.7% larger process node
    Intel Core i7 6820HK has a higher process node than the average processor (14 nm vs 12 nm). The average processor uses a process node of 12 nm.
    What it is: The manufacturing process node used to produce the processor, usually expressed in nanometers.
    When it matters: When efficiency, heat, and the relative modernity of the chip-making process matter to your comparison.

    Importance: HIGH

    Good value: <10 nm

    Intel Core i7 6820HK has a higher process node than the average processor (14 nm vs 12 nm). The average processor uses a process node of 12 nm.14 nm vs 12 nm
  • 16.2% lower single-core score
    Intel Core i7 6820HK has a lower Geekbench 6 single-core score than the average processor (1,233 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
    What it is: A Geekbench 6 score that reflects single-core CPU performance in mixed modern workloads.
    When it matters: When you care about snappy everyday performance in lighter apps, browsing, office work, or tasks that do not scale well across many cores.

    Importance: HIGH

    Good value: >2000

    Intel Core i7 6820HK has a lower Geekbench 6 single-core score than the average processor (1,233 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.1,233 vs 1,471
  • 50% less L2 per core
    Intel Core i7 6820HK has less L2 cache per core than the average processor (0.3 MB/core vs 0.5 MB/core). The average processor provides 0.5 MB/core of L2 cache per core.
    What it is: The amount of L2 cache available to each CPU core.
    When it matters: When you are comparing per-core cache resources in deeper architectural analysis.

    Importance: LOW

    Good value: >=1 MB/core

    Intel Core i7 6820HK has less L2 cache per core than the average processor (0.3 MB/core vs 0.5 MB/core). The average processor provides 0.5 MB/core of L2 cache per core.0.25 MB/core vs 0.5 MB/core
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Overall
Platform
Performance
Cache & Architecture
Memory & PCIe
Integrated Graphics

Graphic comparison of Intel Core i7 6820HK and other processors

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Third-party reviews

What customers like about Intel Core i7 6820HK?

  • High performance for its generation, capable of handling demanding tasks like 4K video editing and gaming
  • Unlocked multiplier allows for significant overclocking (up to 4.2 GHz on all cores)
  • Strong multi-tasking capabilities with 4 cores and 8 threads
  • Reliable architecture that remains functional for legacy software and older Windows versions
  • Excellent value for money when purchased second-hand on marketplaces

What customers dislike about Intel Core i7 6820HK?

  • Lack of official support for Windows 11
  • Prone to high thermals and thermal throttling, especially when overclocked
  • Requires frequent maintenance, such as cleaning and thermal paste replacement, to maintain peak performance
  • High power consumption (45W TDP) compared to modern mobile processors
  • Integrated graphics performance is considered weak by modern standards

Expert reviews

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cpubenchmark.net
Q4 2015
Intel Core i7-6820HK @ 2.70GHz - CPU Mark Benchmarks

The Intel Core i7-6820HK is a 2015-era quad-core Skylake notebook processor with a 45W TDP, offering strong multi-threaded performance suitable for workstations. It features an unlocked multiplier for easy overclocking beyond its 3.60 GHz turbo, making it a capable, reliable chip for sustained, heavy loads. While offering good performance for its time, the CPU is hindered by high...Read more

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cpu.userbenchmark.com
Q4 2015
Intel Core i7-6820HK - CPU UserBenchmarks

The Intel Core i7-6820HK is a 4-core, 8-thread Skylake mobile processor from Q4 2015 that operates at a 2.7 GHz base clock and maintains "above-average consistency," according to UserBenchmark data. Often found in workstations, the chip's primary advantage is its unlocked status, allowing for overclocking to 4.0 GHz or higher on all cores, which provides a competitive edge in...Read more

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laptopmedia.com
05/04/2016
All our articles with Core i7-6820HK tag | LaptopMedia.com

The Intel Core i7-6820HK is a 6th Generation Skylake quad-core processor tailored for desktop-replacement laptops, distinguished by its unlocked multiplier which allows for significant overclocking, often pushing frequencies past 4.0 GHz. It provides immense power for gaming or workstation tasks, particularly when paired with high-performance GPUs, allowing it to outperform standard...Read more

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browser.geekbench.com
30/03/2026
Intel Core i7-6820HK Benchmarks - Geekbench Browser Would you like me to find specific laptop models that featured this processor to see how their ind...

The Intel Core i7-6820HK is a 14nm Skylake quad-core processor designed for high-performance laptops, featuring a 2.7 GHz base clock and an unlocked multiplier that enables overclocking above 4.0 GHz. Pros include significant performance headroom through overclocking, support for DDR4-2133 memory, and improved integrated Intel HD Graphics 530. Cons consist of a high 45W TDP...Read more

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laptopmedia.com
05/04/2016
All our articles with Core i7-6820HK tag | LaptopMedia UK

The Intel Core i7-6820HK is a Skylake-generation quad-core processor featuring an unlocked multiplier, allowing for significant overclocking up to 4.3 GHz, as noted in LaptopMedia. Its 45W TDP and 8MB L3 cache facilitate high-performance computing in laptops, suitable for demanding applications, says Notebookcheck. The processor's primary strengths include its exceptional...Read more

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notebookcheck.com
22/09/2015
Skylake for Laptops: Core i7-6700HQ and i7-6820HK Review

The Intel Core i7-6700HQ and i7-6820HK processors, based on a 14nm Skylake architecture, offer improved efficiency and battery life over previous generations, along with DDR4 support, cooler operation, and strong multi-core performance for gaming. While performance-per-clock improvements are modest (5-10%), the chips enable thinner designs with reduced throttling, though overall...Read more

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culturageek.com.ar
14/01/2017
Asus ROG G752Y Review: The Ultimate Gaming Laptop

The ASUS ROG G752VY is a 17.3-inch "monstrous" gaming laptop featuring a distinct "Armor Titanium" design, an Intel Core i7-6820HK processor, and NVIDIA GeForce GTX 980M graphics suitable for 4K gaming. Key advantages include an efficient 3D Vapor Chamber cooling system, a comfortable keyboard with 2.5mm travel, and a 75Hz display with G-Sync. However, the machine is limited by its...Read more

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geeknetic.es
09/02/2017
MSI VR ONE 6RE [Full Review]", "MSI VR ONE 6RE [In-Depth Analysis]

The MSI VR ONE 6RE is a specialized backpack PC designed to eliminate the physical tether of VR headsets, featuring an Intel Core i7-6820HK processor and an NVIDIA GeForce GTX 1070 GPU for high-performance VR. The unit's design includes an "armor-like" structure that provides necessary airflow, keeping it cool and quiet while in use. Key strengths, or pros, include excellent...Read more

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geeknetic.es
22/12/2016
AORUS X7 V6 [Full Review]

The AORUS X7 V6 reviewed by Geeknetic is a high-end 17.3-inch gaming laptop that combines a 25mm thin profile with strong performance from an NVIDIA GeForce GTX 1070 and an overclockable Core i7-6820HK CPU. A 120Hz QHD (2560 x 1440) display provides a sharp, fluid visual experience, while the chassis offers exceptional expandability with four RAM slots and multiple storage bays....Read more

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gameit.es
05/09/2016
MSI GT73VR 6RF Titan Pro: Unboxing and Review

The MSI GT73VR 6RF Titan Pro is a high-end, 17.3-inch desktop replacement featuring a GTX 1080 GPU, overclockable Core i7-6820HK processor, and efficient Cooler Boost Titan thermal management. Its primary strengths include exceptional 120Hz display performance, a tactile SteelSeries keyboard, robust audio, and superior cooling, though it is hindered by an 8.6-pound weight, poor...Read more

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tomshw.it
03/02/2016
Software, Configuration, and Final Thoughts - Tom's Hardware (Alienware 17 R3)

The 2016 Alienware 17 R3 functions as a high-performance, portable desktop replacement featuring an Intel Core i7-6820HK, 16GB of RAM, and a 4K display that delivers superior gaming and creative performance. The review highlights exceptional build quality, extensive RGB customization, and a comfortable, deep-travel keyboard as key pros. However, the machine's significant weight and...Read more

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multiplayer.it
10/12/2015
MSI GT72S 6QE Dominator Pro G - Special - PC Hardware

The MSI GT72S 6QE Dominator Pro G is a high-performance 17.3-inch desktop replacement featuring an overclockable Intel Core i7-6820HK processor, NVIDIA GeForce GTX 980M graphics, and G-Sync technology for smooth visuals. It boasts exceptional storage speeds via NVMe PCIe SSDs, a robust Cooler Boost 3 system, and high-quality ESS Sabre Hi-Fi audio, positioning it as a powerful,...Read more

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laptopmedia.com
Unknown
Intel Core i7-6820HK | LaptopMedia Netherlands TechPulse +3

The Intel Core i7-6820HK is a high-performance, 14nm quad-core processor based on the Skylake architecture, featuring a base clock of 2.7 GHz and a 45W TDP, designed specifically with an unlocked multiplier for easy overclocking to 4.0 GHz or higher. Primarily utilized in large gaming laptops and workstation replacements, this CPU supports 8 MB of L3 cache and up to 64 GB of...Read more

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techpulse.be
06/12/2016
MSI GT73VR 6RE Titan SLI review: Lapdesktop

The MSI GT73VR 6RE Titan SLI is characterized as a "lapdesktop" that acts as a substantial desktop replacement, prioritizing extreme performance over portability with an overclockable Intel Core i7-6820HK processor and dual NVIDIA GeForce GTX 1070 GPUs. The system features a 17.3-inch display with 4K or 120Hz 1080p options, a SteelSeries keyboard, and a highly efficient 12-copper...Read more

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techpulse.be
06/06/2016
Asus ROG GX700 Review: Liquid-cooled madness

The ASUS ROG GX700 is a pioneering, niche gaming laptop defined by its detachable "Hydro Overclocking System" dock, which uses liquid cooling to significantly boost the performance of its unlocked Intel Core i7-6820HK CPU and NVIDIA GTX 980 GPU. Delivering desktop-class, 4K gaming performance, the system is designed as an extreme, stationary "desktop replacement" that includes a...Read more

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tweakers.net
03/01/2017
Kaby Lake for Desktop Review

The Intel Core i7-7700K (Kaby Lake) is presented as a minor evolutionary step over the i7-6700K (Skylake), primarily offering higher factory clock speeds (4.2GHz base, 4.5GHz turbo) rather than significant architectural improvements, with identical instructions per clock (IPC) performance. While utilizing a refined 14nm+ process that yields better overclocking headroom and enhanced...Read more

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tweakers.net
20/08/2016
GTX 10-series laptops tested - Benchmarks

This 2016 Tweakers review highlights Nvidia's Pascal-based 10-series mobile GPUs, which brought near-desktop performance to laptops by removing the "M" suffix from naming conventions. Utilizing the 16nm process, cards like the GTX 1060, 1070, and 1080 offered significant performance increases over their predecessors, with the mobile 1070 featuring more CUDA cores than its desktop...Read more

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