Key Differences
In short — Radeon RX 6400 outperforms Radeon R9 M385X on the selected game parameters. We do not have the prices of both GPUs to compare value. The better performing Radeon RX 6400 is 2451 days newer than Radeon R9 M385X.
Advantages of Radeon RX 6400
- Performs up to 11% better in Microsoft Flight Simulator 2020 than Radeon R9 M385X - 68 vs 61 FPS
Microsoft Flight Simulator 2020
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • Jan 19th, 2022
FPS
68
100%
Value, €/FPS
€2.04/FPS
100%
Price, €
€139
100%
FPS and Value Winner
Buy for €139 on Amazon
In Stock
Updated 8459 minutes ago
My Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
Ultra
Mobile • May 5th, 2015
Desktop • Jan 19th, 2022
Theoretical Performance
Desktop • Jan 19th, 2022
Pixel Fillrate
74.27 GPixel/s
100%
Texel Fillrate
111.4 GTexel/s
100%
Radeon R9 M385X | vs | Radeon RX 6400 |
---|---|---|
May 5th, 2015 | Release Date | Jan 19th, 2022 |
Crystal System | Generation | Navi II |
Not Available | MSRP | $159 |
None | Outputs | 1x HDMI 2.1, 1x DisplayPort 1.4a |
None | Power Connectors | None |
Mobile | Segment | Desktop |
4 GB | Memory | 4 GB |
GDDR5 | Type | GDDR6 |
128-bit | Bus | 64-bit |
76.8 GB/s | Bandwidth | 128 GB/s |
1000 MHz | Base Clock Speed | 1923 MHz |
1100 MHz | Boost Clock Speed | 2321 MHz |
1200 MHz | Memory Clock Speed | 2000 MHz |