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Core i3-8121U vs Core i7-12700K

Core i3-8121U vs Core i7-12700K: game performance, price, value, and specification comparison. Select comparison game parameters.

Key Differences

In short — Core i7-12700K outperforms Core i3-8121U on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i7-12700K is 1279 days newer than Core i3-8121U.

Advantages of Core i3-8121U

  • Consumes up to 88% less energy than Intel Core i7-12700K - 15 vs 125 Watts

Advantages of Core i7-12700K

  • Performs up to 12% better in Mass Effect: Andromeda than Core i3-8121U - 238 vs 213 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i3-8121U - 20 vs 4 threads
  • Works without a dedicated GPU, while Intel Core i3-8121U doesn't have integrated graphics
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This is a free version of Mass Effect: Andromeda.
Mass Effect: Andromeda

Mass Effect: Andromeda

Resolution

1920 x 1080

Game Graphics

Ultra

Intel Core i3-8121U Logo
Core i3-8121U

Mobile • May 5th, 2018


FPS

213

89%

Value, €/FPS

Price, €

Intel Core i7-12700K Logo
Core i7-12700K

Desktop • Nov 4th, 2021


FPS

238

100%

Value, €/FPS

€1.15/FPS

100%

Price, €

€273.11

100%

FPS and Value Winner

Trending Games

With selected game settings

Resolution

1920 x 1080

Game Graphics

Ultra

Intel Core i3-8121U Logo
Core i3-8121U

Mobile • May 5th, 2018

Intel Core i7-12700K Logo
Core i7-12700K

Desktop • Nov 4th, 2021

Geekbench 5 Benchmarks

Intel Core i3-8121U Logo
Core i3-8121U

Mobile • May 5th, 2018


Single-Core

1133

45%

Multi-Core

2344

17%

Intel Core i7-12700K Logo
Core i7-12700K

Desktop • Nov 4th, 2021


Single-Core

2531

100%

Multi-Core

13694

100%

Intel Core i3-8121U Logo

Core i3-8121U

vs
Intel Core i7-12700K Logo

Core i7-12700K

May 5th, 2018Release Date
Nov 4th, 2021
Core i3CollectionCore i7
Cannon LakeCodenameAlder Lake
Intel BGA 1440SocketIntel Socket 1700
Mobile
Segment
Desktop
2Cores
12
4Threads
20
2.2 GHzBase Clock Speed
3.6 GHz
3.2 GHzTurbo Clock Speed
5.0 GHz
15 W
TDP125 W
10 nmProcess Size10 nm
22.0xMultiplier
36.0x
NoneIntegrated Graphics
UHD Graphics 770
NoOverclockable
Yes

PCs Using Core i3-8121U or Core i7-12700K

With selected game settings

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