Key Differences
In short — Radeon RX 6800 XT outperforms Radeon R9 M390X on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon RX 6800 XT is 2003 days newer than Radeon R9 M390X.
Advantages of AMD Radeon R9 M390X
- Consumes up to 75% less energy than AMD Radeon RX 6800 XT - 75 vs 300 Watts
Advantages of AMD Radeon RX 6800 XT
- Performs up to 89% better in Shadow of the Tomb Raider: Definitive Edition than Radeon R9 M390X - 197 vs 104 FPS
- Up to 300% more VRAM memory than AMD Radeon R9 M390X - 16 vs 4 GB
Shadow of the Tomb Raider: Definitive Edition
Resolution
1920 x 1080
Game Graphics
Highest
Desktop • Oct 28th, 2020
FPS
197
100%
Value, £/FPS
£3.53/FPS
100%
Price, £
£694.45
100%
FPS and Value Winner
Buy for £694.45 on Amazon
In Stock
Updated 62 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Highest
Mobile • May 5th, 2015
Desktop • Oct 28th, 2020
Theoretical Performance
Desktop • Oct 28th, 2020
Pixel Fillrate
288 GPixel/s
100%
Texel Fillrate
648 GTexel/s
100%
AMD Radeon R9 M390X | vs | AMD Radeon RX 6800 XT |
---|---|---|
May 5th, 2015 | Release Date | Oct 28th, 2020 |
Crystal System | Generation | Navi II |
Not Available | MSRP | $649 |
None | Outputs | 1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C |
None | Power Connectors | 2x 8-pin |
Mobile | Segment | Desktop |
4 GB | Memory | 16 GB |
GDDR5 | Type | GDDR6 |
256-bit | Bus | 256-bit |
160 GB/s | Bandwidth | 512 GB/s |
723 MHz | Base Clock Speed | 1825 MHz |
Not Available | Boost Clock Speed | 2250 MHz |
1250 MHz | Memory Clock Speed | 2000 MHz |