Header Background
Header Background
Background
Background
Background
Bachground
FPS Winner
vs

The Radeon RX 6600 is a clear winner – it's at least 2x faster gaming GPU than the Radeon RX 6400 and it's also a better value for money, as it's only $99.39 more expensive!

Advantages of the Radeon RX 6600

  • At least 2x faster GPU for gaming
  • A better value for money for gaming
  • Up to 100% more VRAM memory8 vs 4 GB

Advantages of the Radeon RX 6400

  • Up to 41% cheaper$144.13 vs $243.52
  • Consumes up to 60% less energy53 vs 132 Watts

Radeon RX 6600 vs Radeon RX 6400 for Gaming

The GPU's performance in selected game and settings

Radeon RX 6600 vs Radeon RX 6400 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

Select Game

Add a Game

Select Settings

Synthetic Benchmarks

The Radeon RX 6600 vs Radeon RX 6400 in synthetic GPU benchmarks

AMD Radeon RX 6600 Logo

Radeon RX 6600

Oct 13th, 2021


3DMark TimeSpy Graphics Score

8115

100%

AMD Radeon RX 6400 Logo

Radeon RX 6400

Jan 19th, 2022


3DMark TimeSpy Graphics Score

3585

44%

Performance Specifications

The Radeon RX 6600 vs Radeon RX 6400 in core GPU performance specifications

AMD Radeon RX 6600 Logo

Radeon RX 6600

Oct 13th, 2021


Memory

8 GB

100%

Memory Bandwidth

224 GB/s

100%


Pixel Fillrate

159.4 GPixel/s

100%

Texture Fillrate

279 GTexel/s

100%

FP32

8.928 TFLOPS

100%

AMD Radeon RX 6400 Logo

Radeon RX 6400

Jan 19th, 2022


Memory

4 GB

50%

Memory Bandwidth

128 GB/s

57%


Pixel Fillrate

74.27 GPixel/s

47%

Texture Fillrate

111.4 GTexel/s

40%

FP32

3.565 TFLOPS

40%

Specifications

Comparison of all specifications

AMD Radeon RX 6600 Logo

Radeon RX 6600

Specifications

Comparison of all specifications

AMD Radeon RX 6400 Logo

Radeon RX 6400

General
Oct 13th, 2021Release Date
Jan 19th, 2022
$329.00MSRP
$159.00
Navi IIGenerationNavi II
Desktop
Segment
Desktop
132 WPower Consumption
53 W
Memory
8 GB
Memory Size4 GB
GDDR6Memory TypeGDDR6
128-bitMemory Bus64-bit
224 GB/s
Bandwidth128 GB/s
Theoretical Performance
159.4 GPixel/s
Pixel Fillrate74.27 GPixel/s
279 GTexel/s
Texture Fillrate111.4 GTexel/s
8.928 TFLOPS
FP323.565 TFLOPS

Prebuilt Gaming PCs

Our users choose these PCs when going for the Radeon RX 6600 or Radeon RX 6400

Our users choose these PCs when going for the Radeon RX 6600 or Radeon RX 6400

Radeon RX 6600 and Radeon RX 6400 vs Other GPUs

The most compared GPUs against the Radeon RX 6600 and Radeon RX 6400

The most compared GPUs against the Radeon RX 6600 and Radeon RX 6400

GPUs Compared for Gaming

Add a GPU

Click to Select a GPU

vs

Add a GPU

Click to Select a GPU

Found  GPUs

Popularity
Graphics Card
Performance
Price
Value

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.