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Core i7-8700K vs Core i7-9700

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Performance score

Core i7-8700K 2017 · 6/12 cores/threads, 95 W
27.21
Core i7-9700 2019 · 8/8 cores/threads, 65 W
26.88

Core i7-8700K and Core i7-9700 are almost equally fast (under 3% apart) — choose by price, socket and platform.

Both CPUs use the same socket (LGA1151), so you can swap one for the other on the same board (check BIOS support).

The score is our own estimate from the specs (cores, threads, clocks, architecture generation), not a benchmark run. 100 = the fastest CPU in our database.

Real tests

What the test measures

Blender is a popular free 3D graphics program. The test makes the device render three ready-made 3D scenes (light, shadows, reflections) and counts how many render passes it finishes per minute. The higher the number, the faster the device handles heavy work: 3D, video editing, photo processing. On a CPU the test loads all cores at once, so it shows the chip's full power; on a graphics card it shows its compute strength.

CPU rendering (Blender)

Core i7-8700K
122+13 %

faster than 56% of tested · runs: 42

faster than 53% of tested · runs: 17

Median of real test runs on users' computers. It does not show FPS in games. Data updated: 31.10.2026.

Overview

Core i7-8700KCore i7-9700
Score (0–100) 27.21 26.88
Ranking position 348 353
Power efficiency (0–100) 14.97 21.61
Type Desktop Desktop
Manufacturer Intel Intel
Architecture Coffee Lake Coffee Lake Refresh
Release date Q4 2017 Q2 2019

Specifications

Core i7-8700KCore i7-9700
Cores 6 8
Threads 12 8
Base clock 3.7 GHz 3 GHz
Boost clock 4.7 GHz 4.7 GHz
L3 cache 12 MB 12 MB
Process node 14 nm 14 nm
Unlocked multiplier yes no
Integrated graphics Intel UHD Graphics 630 Intel UHD Graphics 630
NPU (AI accelerator) no no

Compatibility

Core i7-8700KCore i7-9700
Socket LGA1151 LGA1151
TDP 95 W 65 W

Memory and PCI Express

Core i7-8700KCore i7-9700
Memory type DDR4-2666 DDR4-2666
Memory channels 2 2
Max memory 128 GB 128 GB
PCI Express version 3.0 3.0
PCIe lanes 16 16

Pros and cons

Core i7-8700K

  • more threads: 12 vs 8
  • unlocked multiplier (can be overclocked)

Core i7-9700

  • more cores: 8 vs 6
  • lower TDP: 65 W vs 95 W
  • newer: released in 2019

Other comparisons

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