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The Core i7-5820K is a much slower gaming CPU than the Ryzen 9 3900X. We cannot compare value as at least one CPU is out of stock.

Advantages of the Core i7-5820K

The Ryzen 9 3900X is better in every way

Advantages of the Ryzen 9 3900X

  • A much faster CPU for gaming
  • Consumes up to 25% less energy105 vs 140 Watts
  • Can execute more multi-threaded tasks simultaneously – 24 vs 12 threads

Core i7-5820K vs Ryzen 9 3900X for Gaming

The CPU's performance in selected game and settings

Intel Core i7-5820K Logo

Core i7-5820K

Sep 1st, 2014


Average FPS

200

95%

Min 1% FPS

140

96%

Price, $

Out of Stock

Value, $/FPS

Not Available


All items are out of stock.

Core i7-5820K vs Ryzen 9 3900X 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

Ultra

1920x1080

+2

Average FPS

Average FPS

Grand Theft Auto V

Grand Theft Auto V

Very High

1920x1080

Average FPS

Average FPS

League of Legends

League of Legends

Best Looking

1920x1080

Average FPS

Average FPS

Dota 2

Dota 2

Very High

1920x1080

+2

Average FPS

Average FPS

Counter-Strike 2

Counter-Strike 2

High

1920x1080

+1

Average FPS

Average FPS

Valorant

Valorant

Select Game

Add a Game

Select Settings

Synthetic Benchmarks

The Core i7-5820K vs Ryzen 9 3900X in synthetic CPU benchmarks

Intel Core i7-5820K Logo

Core i7-5820K

Sep 1st, 2014


Geekbench 6 Single-Core

1151

70%

Geekbench 6 Multi-Core

5360

57%

AMD Ryzen 9 3900X Logo

Ryzen 9 3900X

Jul 7th, 2019


Geekbench 6 Single-Core

1653

100%

Geekbench 6 Multi-Core

9331

100%

Performance Specifications

The Core i7-5820K vs Ryzen 9 3900X in core CPU performance specifications

Intel Core i7-5820K Logo

Core i7-5820K

Sep 1st, 2014


Cores

6-core

50%

L3 Cache

15 MB

23%


Base Frequency

3.3 GHz

87%

Turbo Frequency

3.6 GHz

78%

Max. DDR4 RAM Speed

2133 MHz

67%

AMD Ryzen 9 3900X Logo

Ryzen 9 3900X

Jul 7th, 2019


Cores

12-core

100%

L3 Cache

64 MB

100%


Base Frequency

3.8 GHz

100%

Turbo Frequency

4.6 GHz

100%

Max. DDR4 RAM Speed

3200 MHz

100%

Specifications

Comparison of all specifications

Intel Core i7-5820K Logo

Core i7-5820K

Specifications

Comparison of all specifications

AMD Ryzen 9 3900X Logo

Ryzen 9 3900X

General
Sep 1st, 2014Release Date
Jul 7th, 2019
Not AvailableMSRP$499.00
Desktop
Segment
Desktop
Intel Socket 2011-3SocketAMD Socket AM4
Haswell-ECodenameMatisse
140 WPower Consumption
105 W
Performance
6Cores
12
12Threads
24
3.3 GHzBase Frequency
3.8 GHz
3.6 GHzTurbo Frequency
4.6 GHz
15 MBL3 Cache
64 MB
Other Features
DDR4 @ 2133 MHzRAMDDR4 @ 3200 MHz
NoIntegrated GraphicsNo
YesOverclockableYes

Core i7-5820K and Ryzen 9 3900X vs Other CPUs

The most compared CPUs against the Core i7-5820K and Ryzen 9 3900X

The most compared CPUs against the Core i7-5820K and Ryzen 9 3900X

CPUs Compared for Gaming

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