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FPS Winner
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The Core i9-14900K is a clear winner – it's at least 2x faster gaming CPU than the FX-8120 and it's also a better value for money, as it's only $340.70 more expensive!

Advantages of the Core i9-14900K

  • At least 2x faster CPU for gaming
  • A better value for money for gaming
  • Can execute more multi-threaded tasks simultaneously – 32 vs 8 threads

Advantages of the FX-8120

  • Up to 81% cheaper$78.02 vs $418.72

Core i9-14900K vs FX-8120 for Gaming

The CPU's performance in selected game and settings

Core i9-14900K vs FX-8120 in My Games

The FPS you'll get in saved games, click on a game to change it

The FPS you'll get in saved games, click on a game to change it

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Synthetic Benchmarks

The Core i9-14900K vs FX-8120 in synthetic CPU benchmarks

Intel Core i9-14900K Logo

Core i9-14900K

Oct 17th, 2023


Geekbench 6 Single-Core

3098

100%

Geekbench 6 Multi-Core

20660

100%

AMD FX-8120 Logo

FX-8120

Oct 12th, 2011


Geekbench 6 Single-Core

435

14%

Geekbench 6 Multi-Core

1623

8%

Performance Specifications

The Core i9-14900K vs FX-8120 in core CPU performance specifications

Intel Core i9-14900K Logo

Core i9-14900K

Oct 17th, 2023


Cores

24-core

100%

L3 Cache

36 MB

100%


Base Frequency

3.2 GHz

100%

Turbo Frequency

6 GHz

100%

Max. DDR5 RAM Speed

5600 MHz

100%

AMD FX-8120 Logo

FX-8120

Oct 12th, 2011


Cores

8-core

33%

L3 Cache

8 MB

22%


Base Frequency

3.1 GHz

97%

Turbo Frequency

4 GHz

67%

Max. DDR3 RAM Speed

MHz

Specifications

Comparison of all specifications

Intel Core i9-14900K Logo

Core i9-14900K

Specifications

Comparison of all specifications

AMD FX-8120 Logo

FX-8120

General
Oct 17th, 2023
Release DateOct 12th, 2011
$589.00MSRPNot Available
Desktop
Segment
Desktop
Intel Socket 1700SocketAMD Socket AM3+
Raptor Lake-RCodenameZambezi
125 WPower Consumption125 W
Performance
24
Cores8
32
Threads8
3.2 GHz
Base Frequency3.1 GHz
6.0 GHz
Turbo Frequency4.0 GHz
36 MB
L3 Cache8 MB
Other Features
DDR4 @ 3200 MHz, DDR5 @ 5600 MHzRAMDDR3
UHD Graphics 770Integrated GraphicsOn certain motherboards (Chipset feature)
YesOverclockableYes

Prebuilt Gaming PCs

Our users choose these PCs when going for the Core i9-14900K or FX-8120

Our users choose these PCs when going for the Core i9-14900K or FX-8120

Core i9-14900K and FX-8120 vs Other CPUs

The most compared CPUs against the Core i9-14900K and FX-8120

The most compared CPUs against the Core i9-14900K and FX-8120

CPUs Compared for Gaming

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Found  CPUs

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