Background
Background
Background
Background
Background

Core i5-8600K vs Core i9-12900K

Core i5-8600K vs Core i9-12900K: game performance, price, value, and specification comparison. Select comparison game parameters.

Core i5-8600K

3.6 GHz | 6-core

Intel Core i5-8600K Logo
Intel Core i5-8600K Desktop Processor 6 Cores up to 4.3 GHz Unlocked LGA 1151 300 Series 95W

Buy for $128.58 on Amazon

In Stock

Updated 239 minutes ago

vs
FPS Winner

Core i9-12900K

3.2 GHz | 16-core

Intel Core i9-12900K Logo
Intel Core i9-12900K Gaming Desktop Processor with Integrated Graphics and 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W

Buy for $283.49 on Amazon

In Stock

Updated 238 minutes ago

Core i5-8600K

3.6 GHz | 6-core

Intel Core i5-8600K Logo
Intel Core i5-8600K Desktop Processor 6 Cores up to 4.3 GHz Unlocked LGA 1151 300 Series 95W

Buy for $128.58 on Amazon

In Stock

Updated 239 minutes ago

vs
FPS Winner

Core i9-12900K

3.2 GHz | 16-core

Intel Core i9-12900K Logo
Intel Core i9-12900K Gaming Desktop Processor with Integrated Graphics and 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W

Buy for $283.49 on Amazon

In Stock

Updated 238 minutes ago

Key Differences

In short — Core i9-12900K outperforms the cheaper Core i5-8600K on the selected game parameters. However, the worse performing Core i5-8600K is a better bang for your buck. The better performing Core i9-12900K is 1491 days newer than the cheaper Core i5-8600K.

Advantages of Core i5-8600K

  • Up to 55% cheaper than Core i9-12900K - $128.58 vs $283.49
  • Up to 39% better value when playing Far Cry 3 than Core i9-12900K - $0.87 vs $1.43 per FPS
  • Consumes up to 24% less energy than Intel Core i9-12900K - 95 vs 125 Watts

Advantages of Core i9-12900K

  • Performs up to 35% better in Far Cry 3 than Core i5-8600K - 198 vs 147 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i5-8600K - 24 vs 6 threads
  • Works without a dedicated GPU, while Intel Core i5-8600K doesn't have integrated graphics
Calculator background
This is a free version of Far Cry 3.
Far Cry 3

Far Cry 3

Resolution

1920 x 1080

Game Graphics

Ultra

Intel Core i5-8600K Logo
Core i5-8600K

Desktop • Oct 5th, 2017


FPS

147

74%

Value, $/FPS

$0.87/FPS

100%

Price, $

$128.58

100%

Value Winner

Intel Core i5-8600K Desktop Processor 6 Cores up to 4.3 GHz Unlocked LGA 1151 300 Series 95W

Buy for $128.58 on Amazon

In Stock

Updated 239 minutes ago

Intel Core i9-12900K Logo
Core i9-12900K

Desktop • Nov 4th, 2021


FPS

198

100%

Value, $/FPS

$1.43/FPS

61%

Price, $

$283.49

45%

FPS Winner

Intel Core i9-12900K Gaming Desktop Processor with Integrated Graphics and 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W

Buy for $283.49 on Amazon

In Stock

Updated 238 minutes ago

Trending Games

With selected game settings

Resolution

1920 x 1080

Game Graphics

Ultra

Intel Core i5-8600K Logo
Core i5-8600K

Desktop • Oct 5th, 2017

Intel Core i9-12900K Logo
Core i9-12900K

Desktop • Nov 4th, 2021

Geekbench 5 Benchmarks

Intel Core i5-8600K Logo
Core i5-8600K

Desktop • Oct 5th, 2017


Single-Core

1546

59%

Multi-Core

5597

36%

Intel Core i9-12900K Logo
Core i9-12900K

Desktop • Nov 4th, 2021


Single-Core

2620

100%

Multi-Core

15445

100%

Intel Core i5-8600K Logo

Core i5-8600K

vs
Intel Core i9-12900K Logo

Core i9-12900K

Oct 5th, 2017Release Date
Nov 4th, 2021
Core i5CollectionCore i9
Coffee LakeCodenameAlder Lake
Intel Socket 1151SocketIntel Socket 1700
Desktop
Segment
Desktop
6Cores
16
6Threads
24
3.6 GHz
Base Clock Speed3.2 GHz
4.3 GHzTurbo Clock Speed
5.2 GHz
95 W
TDP125 W
14 nmProcess Size
10 nm
36.0x
Multiplier32.0x
NoneIntegrated Graphics
UHD Graphics 770
YesOverclockableYes

PCs Using Core i5-8600K or Core i9-12900K

With selected game settings

Similar CPU Comparisons

Select from the most popular similar processor comparisons. Most compared processor combinations, including the currently selected ones, are at the top.

Copyright © 2025 HowManyFPS. All rights reserved.

Have a suggestion or a business inquiry? [email protected]

Cookies Policy

As an Amazon Associate HowManyFPS earns from qualifying purchases.