Key Differences
In short — Radeon R9 390 outperforms the cheaper Radeon RX 6400 on the selected game parameters. However, the worse performing Radeon RX 6400 is a better bang for your buck. The better performing Radeon R9 390 is 2407 days older than the cheaper Radeon RX 6400.
Advantages of Radeon R9 390
- Performs up to 5% better in Starfield than Radeon RX 6400 - 23 vs 22 FPS
- Up to 100% more VRAM memory than AMD Radeon RX 6400 - 8 vs 4 GB
Advantages of Radeon RX 6400
- Up to 50% cheaper than Radeon R9 390 - $122.19 vs $242.68
- Up to 47% better value when playing Starfield than Radeon R9 390 - $6.16 vs $11.71 per FPS
- Consumes up to 81% less energy than AMD Radeon R9 390 - 53 vs 275 Watts
Starfield
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • Jun 18th, 2015
FPS
23
100%
Value, €/FPS
€11.71/FPS
53%
Price, €
€269.37
50%
FPS Winner
Buy for €269.37 on Amazon
In Stock
Updated 90 minutes ago
Desktop • Jan 19th, 2022
FPS
22
96%
Value, €/FPS
€6.16/FPS
100%
Price, €
€135.63
100%
Value Winner
Buy for €135.63 on Amazon
In Stock
Updated 89 minutes ago
My Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • Jun 18th, 2015
Desktop • Jan 19th, 2022
Theoretical Performance
Desktop • Jan 19th, 2022
Pixel Fillrate
74.27 GPixel/s
100%
Texel Fillrate
111.4 GTexel/s
70%
Radeon R9 390 | vs | Radeon RX 6400 |
---|---|---|
Jun 18th, 2015 | Release Date | Jan 19th, 2022 |
Pirate Islands | Generation | Navi II |
$329 | MSRP | $159 |
2x DVI, 1x HDMI, 1x DisplayPort | Outputs | 1x HDMI 2.1, 1x DisplayPort 1.4a |
1x 6-pin + 1x 8-pin | Power Connectors | None |
Desktop | Segment | Desktop |
8 GB | Memory | 4 GB |
GDDR5 | Type | GDDR6 |
512-bit | Bus | 64-bit |
384 GB/s | Bandwidth | 128 GB/s |
1000 MHz | Base Clock Speed | 1923 MHz |
Not Available | Boost Clock Speed | 2321 MHz |
1500 MHz | Memory Clock Speed | 2000 MHz |