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Core i3-8121U vs Core i7-9700K

Core i3-8121U vs Core i7-9700K: game performance, price, value, and specification comparison. Select comparison game parameters.

vs
FPS Winner

Intel Core i7-9700K

3.6 GHz | 8-core

Intel Core i7-9700K Logo
Intel Core i7-9700K Desktop Processor 8 Cores up to 3.6 GHz Turbo unlocked LGA1151 300 Series 95W

Buy for $295.13 on Amazon

In Stock

Updated 13 minutes ago

vs
FPS Winner

Intel Core i7-9700K

3.6 GHz | 8-core

Intel Core i7-9700K Logo
Intel Core i7-9700K Desktop Processor 8 Cores up to 3.6 GHz Turbo unlocked LGA1151 300 Series 95W

Buy for $295.13 on Amazon

In Stock

Updated 13 minutes ago

Key Differences

In short — Core i7-9700K 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 i7-9700K is 167 days newer than Core i3-8121U.

Advantages of Intel Core i3-8121U

  • Consumes up to 84% less energy than Intel Core i7-9700K - 15 vs 95 Watts

Advantages of Intel Core i7-9700K

  • Performs up to 13% better in Rust than Core i3-8121U - 207 vs 183 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i3-8121U - 8 vs 4 threads
  • Works without a dedicated GPU, while Intel Core i3-8121U doesn't have integrated graphics
This is a free version of Rust.
Rust

Rust

Resolution

1920 x 1080

Game Graphics

High

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

Mobile • May 5th, 2018


FPS

183

88%

Value, $/FPS

Price, $

Intel Core i7-9700K Logo
Core i7-9700K

Desktop • Oct 19th, 2018


FPS

207

100%

Value, $/FPS

$1.43/FPS

100%

Price, $

$295.13

100%

FPS and Value Winner

Intel Core i7-9700K Desktop Processor 8 Cores up to 3.6 GHz Turbo unlocked LGA1151 300 Series 95W

Buy for $295.13 on Amazon

In Stock

Updated 13 minutes ago

TOP 5 Games

Resolution

1920 x 1080

Game Graphics

High

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

Mobile • May 5th, 2018

Intel Core i7-9700K Logo
Core i7-9700K

Desktop • Oct 19th, 2018

Geekbench 5 Benchmarks

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

Mobile • May 5th, 2018


Single-Core

1133

67%

Multi-Core

2344

33%

Intel Core i7-9700K Logo
Core i7-9700K

Desktop • Oct 19th, 2018


Single-Core

1670

100%

Multi-Core

7089

100%

Intel Core i3-8121U Logo

Intel Core i3-8121U

vs
Intel Core i7-9700K Logo

Intel Core i7-9700K

May 5th, 2018Release Date
Oct 19th, 2018
Core i3CollectionCore i7
Cannon LakeCodenameCoffee Lake
Intel BGA 1440SocketIntel Socket 1151
Mobile
Segment
Desktop
2Cores
8
4Threads
8
2.2 GHzBase Clock Speed
3.6 GHz
3.2 GHzTurbo Clock Speed
4.9 GHz
15 W
TDP95 W
10 nm
Process Size14 nm
22.0xMultiplier
36.0x
NoneIntegrated Graphics
UHD Graphics 630
NoOverclockable
Yes

Builds Using Core i3-8121U or Core i7-9700K

Rust, 1920 x 1080, High

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