Background
Background
Background
Background
Background

Core i3-8121U vs Ryzen 9 7900X

Core i3-8121U vs Ryzen 9 7900X: game performance, price, value, and specification comparison. Select comparison game parameters.

vs
FPS Winner

Ryzen 9 7900X

4.7 GHz | 12-core

AMD Ryzen 9 7900X Logo
AMD Ryzen 9 7900X Prozessor, 12 Kerne/24 Threads, Zen 4 Architektur, 76 MB L3 Cache, 170 W TDP, bis zu X.X GHz Frequenz Boost, Sockel AMD 5, DDR5 und PCIe 5.0, Schwarz

Buy for 382.84 on Amazon

In Stock

Updated 6836 minutes ago

vs
FPS Winner

Ryzen 9 7900X

4.7 GHz | 12-core

AMD Ryzen 9 7900X Logo
AMD Ryzen 9 7900X Prozessor, 12 Kerne/24 Threads, Zen 4 Architektur, 76 MB L3 Cache, 170 W TDP, bis zu X.X GHz Frequenz Boost, Sockel AMD 5, DDR5 und PCIe 5.0, Schwarz

Buy for 382.84 on Amazon

In Stock

Updated 6836 minutes ago

Key Differences

In short — Ryzen 9 7900X outperforms Core i3-8121U on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Ryzen 9 7900X is 1606 days newer than Core i3-8121U.

Advantages of Core i3-8121U

  • Consumes up to 91% less energy than AMD Ryzen 9 7900X - 15 vs 170 Watts

Advantages of Ryzen 9 7900X

  • Performs up to 13% better in Death Stranding than Core i3-8121U - 250 vs 222 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i3-8121U - 24 vs 4 threads
  • Works without a dedicated GPU, while Intel Core i3-8121U doesn't have integrated graphics
Calculator background
This is a free version of Death Stranding.
Death Stranding

Death Stranding

Resolution

1920 x 1080

Game Graphics

Very High

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

Mobile • May 5th, 2018


FPS

222

89%

Value, €/FPS

Price, €

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

Desktop • Sep 27th, 2022


FPS

250

100%

Value, €/FPS

€1.53/FPS

100%

Price, €

€382.84

100%

FPS and Value Winner

AMD Ryzen 9 7900X Prozessor, 12 Kerne/24 Threads, Zen 4 Architektur, 76 MB L3 Cache, 170 W TDP, bis zu X.X GHz Frequenz Boost, Sockel AMD 5, DDR5 und PCIe 5.0, Schwarz

Buy for 382.84 on Amazon

In Stock

Updated 6836 minutes ago

My Games

With selected game settings

Resolution

1920 x 1080

Game Graphics

Very High

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

Mobile • May 5th, 2018

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

Desktop • Sep 27th, 2022

Geekbench 5 Benchmarks

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

Mobile • May 5th, 2018


Single-Core

1133

39%

Multi-Core

2344

13%

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

Desktop • Sep 27th, 2022


Single-Core

2923

100%

Multi-Core

17849

100%

Intel Core i3-8121U Logo

Core i3-8121U

vs
AMD Ryzen 9 7900X Logo

Ryzen 9 7900X

May 5th, 2018
Sep 27th, 2022
Core i3Ryzen 9
Cannon LakeRaphael
Intel BGA 1440AMD Socket AM5
Mobile
Desktop
2
12
4
24
2.2 GHz
4.7 GHz
3.2 GHz
5.6 GHz
15 W
170 W
10 nm
5 nm
22.0x
47.0x
None
Radeon Graphics
No
Yes

PCs Using Core i3-8121U or Ryzen 9 7900X

With selected game settings

Popular Core i3-8121U and Ryzen 9 7900X Comparisons

Compare 2 Processors in Games

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 5 7600X Logo
Ryzen 5 7600X
Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 5 5600X Logo
Ryzen 5 5600X

319

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 7 7700X Logo
Ryzen 7 7700X

313.15

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 7 5700X Logo
Ryzen 7 5700X

168.3

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 5 5500 Logo
Ryzen 5 5500

85.26

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 5 7600 Logo
Ryzen 5 7600

198.8

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 7 7800X3D Logo
Ryzen 7 7800X3D

489

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 7 5800X Logo
Ryzen 7 5800X

339

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i7-12700K Logo
Core i7-12700K

273.11

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i7-14700K Logo
Core i7-14700K

398.73

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 5 5600 Logo
Ryzen 5 5600

110.27

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 5 7600X Logo
Ryzen 5 7600X
AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 5 5600X Logo
Ryzen 5 5600X

319

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 7 5700 Logo
Ryzen 7 5700

161.25

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 7 7700X Logo
Ryzen 7 7700X

313.15

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 7 5700X Logo
Ryzen 7 5700X

168.3

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 9 7950X Logo
Ryzen 9 7950X

771.1

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 5 5500 Logo
Ryzen 5 5500

85.26

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 9 5900X Logo
Ryzen 9 5900X

489

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 5 7600 Logo
Ryzen 5 7600

198.8

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 7 7800X3D Logo
Ryzen 7 7800X3D

489

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i9-12900K Logo
Core i9-12900K

467.41

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 9 5950X Logo
Ryzen 9 5950X

1,014.81

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 7 5800X Logo
Ryzen 7 5800X

339

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 7 5700X3D Logo
Ryzen 7 5700X3D

238.77

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 7 5700G Logo
Ryzen 7 5700G

171.73

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i5-13400F Logo
Core i5-13400F

163.9

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i5-12600KF Logo
Core i5-12600KF

202.51

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 7 3700X Logo
Ryzen 7 3700X
AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

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

273.11

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 5 5600GT Logo
Ryzen 5 5600GT
Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i5-12600K Logo
Core i5-12600K

199.76

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i7-13700K Logo
Core i7-13700K

392.14

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
Intel Core i7-14700K Logo
Core i7-14700K

398.73

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i9-14900KF Logo
Core i9-14900KF

468.37

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i7-14700F Logo
Core i7-14700F
AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 5 5600 Logo
Ryzen 5 5600

110.27

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i7-14700KF Logo
Core i7-14700KF

439.13

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 7 5700 Logo
Ryzen 7 5700

161.25

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i3-12100F Logo
Core i3-12100F
Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 7 8700G Logo
Ryzen 7 8700G

639

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 9 7950X Logo
Ryzen 9 7950X

771.1

Intel Core i3-8121U Logo
Core i3-8121U
vs
Intel Core i9-14900K Logo
Core i9-14900K

511

Intel Core i3-8121U Logo
Core i3-8121U
vs
AMD Ryzen 9 7950X3D Logo
Ryzen 9 7950X3D

1,169

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 9 5900X Logo
Ryzen 9 5900X

489

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

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

467.41

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 9 5950X Logo
Ryzen 9 5950X

1,014.81

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 7 5700X3D Logo
Ryzen 7 5700X3D

238.77

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 7 5700G Logo
Ryzen 7 5700G

171.73

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
Intel Core i5-13400F Logo
Core i5-13400F

163.9

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
Intel Core i5-12600KF Logo
Core i5-12600KF

202.51

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 7 3700X Logo
Ryzen 7 3700X
AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 5 5600GT Logo
Ryzen 5 5600GT
AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
Intel Core i5-12600K Logo
Core i5-12600K

199.76

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
Intel Core i7-13700K Logo
Core i7-13700K

392.14

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
Intel Core i9-14900KF Logo
Core i9-14900KF

468.37

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
Intel Core i7-14700F Logo
Core i7-14700F
AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
Intel Core i7-14700KF Logo
Core i7-14700KF

439.13

AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
Intel Core i3-12100F Logo
Core i3-12100F
AMD Ryzen 9 7900X Logo
Ryzen 9 7900X

382.84

vs
AMD Ryzen 7 8700G Logo
Ryzen 7 8700G

639

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.