i7-8086K vs i7-6700

VS

Aggregate performance score

Core i7-6700
2015
4 cores / 8 threads, 65 Watt
5.28
Core i7-8086K
2018
6 cores / 12 threads, 95 Watt
9.32
+76.5%

Core i7-8086K outperforms Core i7-6700 by an impressive 77% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6700 and Core i7-8086K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1200844
Place by popularity63not in top-100
Cost-effectiveness evaluation1.035.82
Market segmentDesktop processorDesktop processor
SeriesIntel Core i7 (Desktop)Intel Core i7
Power efficiency7.418.95
Architecture codenameSkylake (2015−2016)Coffee Lake-S (2017−2018)
Release date1 July 2015 (9 years ago)4 June 2018 (6 years ago)
Launch price (MSRP)$303$425

Cost-effectiveness evaluation

Performance per price, higher is better.

i7-8086K has 465% better value for money than i7-6700.

Detailed specifications

Core i7-6700 and Core i7-8086K basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)6 (Hexa-Core)
Threads812
Base clock speed3.4 GHz4 GHz
Boost clock speed4 GHz5 GHz
Bus typeDMI 3.0DMI 3.0
Bus rate4 × 8 GT/s4 × 8 GT/s
Multiplier3440
L1 cache64 KB (per core)384 KB
L2 cache256 KB (per core)1.5 MB
L3 cache8 MB (shared)12 MB (shared)
Chip lithography14 nm14 nm
Die size122 mm2149 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)71 °C72 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Core i7-6700 and Core i7-8086K compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1 (Uniprocessor)1 (Uniprocessor)
SocketFCLGA11511151
Power consumption (TDP)65 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6700 and Core i7-8086K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle States++
Thermal Monitoring++
SIPP+-

Security technologies

Core i7-6700 and Core i7-8086K technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key++
MPX++
Identity Protection++
SGXYes with Intel® MEYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6700 and Core i7-8086K are enumerated here.

AMD-V++
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6700 and Core i7-8086K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR3, DDR4
Maximum memory size64 GB128 GB
Max memory channels22
Maximum memory bandwidth34.134 GB/s42.671 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 530Intel UHD Graphics 630
Max video memory64 GB64 GB
Quick Sync Video++
Clear Video++
Clear Video HD++
Graphics max frequency1.15 GHz1.2 GHz
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i7-6700 and Core i7-8086K integrated GPUs.

Number of displays supported33
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i7-6700 and Core i7-8086K integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2304@24Hz4096 x 2304@24Hz
Max resolution over eDP4096x2304@60Hz4096 x 2304@60Hz
Max resolution over DisplayPort4096x2304@60Hz4096 x 2304@60Hz
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i7-6700 and Core i7-8086K integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.5

Peripherals

Specifications and connection of peripherals supported by Core i7-6700 and Core i7-8086K.

PCIe version3.03.0
PCI Express lanes1616

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i7-6700 5.28
i7-8086K 9.32
+76.5%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i7-6700 8078
i7-8086K 14267
+76.6%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i7-6700 1315
i7-8086K 1694
+28.8%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i7-6700 4197
i7-8086K 6970
+66.1%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i7-6700 6003
i7-8086K 7216
+20.2%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i7-6700 24305
i7-8086K 35896
+47.7%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i7-6700 8478
i7-8086K 11218
+32.3%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i7-6700 6.8
i7-8086K 4.13
+64.6%

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i7-6700 9
i7-8086K 15
+69.8%

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

i7-6700 802
i7-8086K 1349
+68.2%

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

i7-6700 169
i7-8086K 206
+22.3%

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i7-6700 1.93
i7-8086K 2.28
+18.1%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i7-6700 4.5
i7-8086K 7.9
+76.4%

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

i7-6700 51
i7-8086K 85
+68.2%

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

i7-6700 187
i7-8086K 231
+23%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i7-6700 5413
i7-8086K 6752
+24.7%

Gaming performance

Pros & cons summary


Performance score 5.28 9.32
Integrated graphics card 2.59 3.09
Recency 1 July 2015 4 June 2018
Physical cores 4 6
Threads 8 12
Power consumption (TDP) 65 Watt 95 Watt

i7-6700 has 46.2% lower power consumption.

i7-8086K, on the other hand, has a 76.5% higher aggregate performance score, 19.3% faster integrated GPU, an age advantage of 2 years, and 50% more physical cores and 50% more threads.

The Core i7-8086K is our recommended choice as it beats the Core i7-6700 in performance tests.


Should you still have questions on choice between Core i7-6700 and Core i7-8086K, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i7-6700
Core i7-6700
Intel Core i7-8086K
Core i7-8086K

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.9 1587 votes

Rate Core i7-6700 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.3 143 votes

Rate Core i7-8086K on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i7-6700 or Core i7-8086K, agree or disagree with our judgements, or report an error or mismatch.