Key Differences
In short — Radeon RX 6800 outperforms the cheaper Radeon RX 6400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon RX 6800 is 448 days older than the cheaper Radeon RX 6400.
Advantages of AMD Radeon RX 6400
- Up to 85% cheaper than Radeon RX 6800 - £131.74 vs £899.0
- Consumes up to 79% less energy than AMD Radeon RX 6800 - 53 vs 250 Watts
Advantages of AMD Radeon RX 6800
- Performs up to 113% better in Ratchet & Clank: Rift Apart than Radeon RX 6400 - 100 vs 47 FPS
- Up to 300% more VRAM memory than AMD Radeon RX 6400 - 16 vs 4 GB
Ratchet & Clank: Rift Apart
Resolution
1920 x 1080
Game Graphics
Very High
Buy for £131.74 on Amazon
In Stock
Updated 74644 minutes ago
Buy for £899 on Amazon
In Stock
Updated 74645 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Very High
Desktop • Jan 19th, 2022
Desktop • Oct 28th, 2020
Theoretical Performance
Desktop • Jan 19th, 2022
Pixel Fillrate
74.27 GPixel/s
36.74913409203365%
Texel Fillrate
111.4 GTexel/s
22.050673000791768%
Desktop • Oct 28th, 2020
Pixel Fillrate
202.1 GPixel/s
100%
Texel Fillrate
505.2 GTexel/s
100%
AMD Radeon RX 6400 | vs | AMD Radeon RX 6800 |
---|---|---|
Jan 19th, 2022 | Release Date | Oct 28th, 2020 |
Navi II | Generation | Navi II |
$159 | MSRP | $579 |
1x HDMI 2.1, 1x DisplayPort 1.4a | Outputs | 1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C |
None | Power Connectors | 2x 8-pin |
Desktop | Segment | Desktop |
4 GB | Memory | 16 GB |
GDDR6 | Type | GDDR6 |
64-bit | Bus | 256-bit |
128 GB/s | Bandwidth | 512 GB/s |
1923 MHz | Base Clock Speed | 1700 MHz |
2321 MHz | Boost Clock Speed | 2105 MHz |
2000 MHz | Memory Clock Speed | 2000 MHz |