Key Differences
In short — Radeon HD 7990 outperforms Radeon RX 6400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 7990 is 3192 days older than Radeon RX 6400.
Advantages of AMD Radeon RX 6400
- Consumes up to 86% less energy than AMD Radeon HD 7990 - 53 vs 375 Watts
- Up to 33% more VRAM memory than AMD Radeon HD 7990 - 4 vs 3 GB
Cyberpunk 2077
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Currently N/A on Amazon
Out of Stock
Updated 327 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Desktop • Apr 24th, 2013
Desktop • Jan 19th, 2022
Theoretical Performance
Desktop • Apr 24th, 2013
Pixel Fillrate
32 GPixel/s
43.08603743099502%
Texel Fillrate
128 GTexel/s
100%
Desktop • Jan 19th, 2022
Pixel Fillrate
74.27 GPixel/s
100%
Texel Fillrate
111.4 GTexel/s
87.03125%
AMD Radeon HD 7990 | vs | AMD Radeon RX 6400 |
---|---|---|
Apr 24th, 2013 | Release Date | Jan 19th, 2022 |
Southern Islands | Generation | Navi II |
$999 | MSRP | $159 |
1x DVI, 4x mini-DisplayPort | Outputs | 1x HDMI 2.1, 1x DisplayPort 1.4a |
2x 8-pin | Power Connectors | None |
Desktop | Segment | Desktop |
3 GB | Memory | 4 GB |
GDDR5 | Type | GDDR6 |
384-bit | Bus | 64-bit |
288 GB/s | Bandwidth | 128 GB/s |
950 MHz | Base Clock Speed | 1923 MHz |
1000 MHz | Boost Clock Speed | 2321 MHz |
1500 MHz | Memory Clock Speed | 2000 MHz |