Intel Core i7-10875H vs Intel Core i7-6900K

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CPU comparison with benchmarks


Intel Core i7-10875H CPU1 vs CPU2 Intel Core i7-6900K
Intel Core i7-10875H Intel Core i7-6900K

CPU comparison

Intel Core i7-10875H or Intel Core i7-6900K - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i7-10875H has 8 cores with 16 threads and clocks with a maximum frequency of 5.10 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Core i7-10875H was released in Q2/2020.

The Intel Core i7-6900K has 8 cores with 16 threads and clocks with a maximum frequency of 3.70 GHz. The CPU supports up to 128 GB of memory in 4 memory channels. The Intel Core i7-6900K was released in Q2/2016.
Intel Core i7 (293) Family Intel Core i7 Extreme Edition (24)
Intel Core i 10000H (11) CPU group Intel Core i 6000 (24)
10 Generation 6
Comet Lake H Architecture Skylake S
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i7-10875H has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the Intel Core i7-10875H is 2.30 GHz (5.10 GHz) while the Intel Core i7-6900K has 8 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the Intel Core i7-6900K is at 3.20 GHz (3.70 GHz).

Intel Core i7-10875H Characteristic Intel Core i7-6900K
8 Cores 8
16 Threads 16
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? Yes
2.30 GHz Frequency 3.20 GHz
5.10 GHz Turbo Frequency (1 Core) 3.70 GHz
3.20 GHz Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i7-10875H Characteristic Intel Core i7-6900K
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i7-10875H or Intel Core i7-6900K has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel UHD Graphics 630 GPU no iGPU
0.35 GHz GPU frequency --
1.20 GHz GPU (Turbo) --
9.5 GPU Generation --
14 nm Technology
3 Max. displays
24 Compute units --
192 Shader --
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory --
12 DirectX Version --

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Intel UHD Graphics 630 GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core i7-10875H can use up to 128 GB of memory in 2 memory channels. The maximum memory bandwidth is 45.8 GB/s. The Intel Core i7-6900K supports up to 128 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 76.8 GB/s.

Intel Core i7-10875H Characteristic Intel Core i7-6900K
DDR4-2933 Memory DDR4-2400
128 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
45.8 GB/s Max. Bandwidth 76.8 GB/s
No ECC No
-- L2 Cache --
16.00 MB L3 Cache 20.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 40
15.8 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i7-10875H is 45 W, while the Intel Core i7-6900K has a TDP of 140 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i7-10875H Characteristic Intel Core i7-6900K
45 W TDP (PL1 / PBP) 140 W
-- TDP (PL2) --
-- TDP up --
35 W TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i7-10875H is manufactured in 14 nm and has 16.00 MB cache. The Intel Core i7-6900K is manufactured in 14 nm and has a 20.00 MB cache.

Intel Core i7-10875H Characteristic Intel Core i7-6900K
14 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
BGA 1440 Socket LGA 2011-3
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q2/2020 Release date Q2/2016
465 $ Release price --
show more data show more data


Rate these processors

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Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
⌀ Multi core performance in 5 CPU benchmarks

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 5.10 GHz
1241 (100%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.70 GHz
1151 (93%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 3.20 GHz
8901 (79%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.20 GHz
11326 (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 5.10 GHz
1278 (100%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.70 GHz
1086 (85%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 3.20 GHz
7576 (99%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.20 GHz
7651 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 5.10 GHz
1576 (100%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.70 GHz
1254 (80%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 3.20 GHz
6960 (93%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.20 GHz
7471 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 3.20 GHz
15166 (100%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.20 GHz
14474 (95%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 2.30 GHz
4107 (93%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.20 GHz
4402 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 5.10 GHz
506 (100%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.70 GHz
0 (0%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 3.20 GHz
3569 (100%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.20 GHz
0 (0%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i7-10875H Intel Core i7-10875H
Intel UHD Graphics 630 @ 1.20 GHz
461 (100%)
Intel Core i7-6900K Intel Core i7-6900K
@ 0.00 GHz
0 (0%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 3.20 GHz
225 (100%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.20 GHz
0 (0%)

CPU-Z Benchmark 17 (Single-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 3.20 GHz
496 (100%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.20 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 5.10 GHz
212 (100%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.70 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-10875H Intel Core i7-10875H
8C 16T @ 3.20 GHz
1563 (100%)
Intel Core i7-6900K Intel Core i7-6900K
8C 16T @ 3.20 GHz
0 (0%)

Devices using this processor

Intel Core i7-10875H Intel Core i7-6900K
Unknown Unknown

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