Key Differences
In short — Radeon RX 7900 XT 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 RX 7900 XT is 288 days newer than the cheaper Radeon RX 6400.
Advantages of AMD Radeon RX 6400
- Up to 78% cheaper than Radeon RX 7900 XT - $149.99 vs $689.99
- Up to 33% better value when playing Assassin's Creed Valhalla than Radeon RX 7900 XT - $2.88 vs $4.29 per FPS
- Consumes up to 82% less energy than AMD Radeon RX 7900 XT - 53 vs 300 Watts
Advantages of AMD Radeon RX 7900 XT
- Performs up to 210% better in Assassin's Creed Valhalla than Radeon RX 6400 - 161 vs 52 FPS
- Up to 400% more VRAM memory than AMD Radeon RX 6400 - 20 vs 4 GB
Assassin's Creed Valhalla
Resolution
1920 x 1080
Game Graphics
Ultra High
Desktop • Jan 19th, 2022
FPS
52
32%
Value, $/FPS
$2.88/FPS
100%
Price, $
$149.99
100%
Value Winner
Buy for $149.99 on Amazon
In Stock
Updated 105 minutes ago
Desktop • Nov 3rd, 2022
FPS
161
100%
Value, $/FPS
$4.29/FPS
67%
Price, $
$689.99
21%
FPS Winner
Buy for $689.99 on Amazon
In Stock
Updated 105 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra High
Desktop • Jan 19th, 2022
Desktop • Nov 3rd, 2022
Theoretical Performance
Desktop • Jan 19th, 2022
Pixel Fillrate
74.27 GPixel/s
16%
Texel Fillrate
111.4 GTexel/s
13%
Desktop • Nov 3rd, 2022
Pixel Fillrate
459.6 GPixel/s
100%
Texel Fillrate
804.4 GTexel/s
100%
AMD Radeon RX 6400 | vs | AMD Radeon RX 7900 XT |
---|---|---|
Jan 19th, 2022 | Release Date | Nov 3rd, 2022 |
Navi II | Generation | Navi III |
$159 | MSRP | $899 |
1x HDMI 2.1, 1x DisplayPort 1.4a | Outputs | 1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C |
None | Power Connectors | 2x 8-pin |
Desktop | Segment | Desktop |
4 GB | Memory | 20 GB |
GDDR6 | Type | GDDR6 |
64-bit | Bus | 320-bit |
128 GB/s | Bandwidth | 800 GB/s |
1923 MHz | Base Clock Speed | 1500 MHz |
2321 MHz | Boost Clock Speed | 2394 MHz |
2000 MHz | Memory Clock Speed | 2500 MHz |