AMD Radeon R9 270X vs AMD Radeon RX 6400
The AMD Radeon RX 6400 is the faster card by roughly 13%. Here is how the two compare across every spec that matters for gaming.
| Specification | AMD Radeon R9 270X | AMD Radeon RX 6400 |
|---|---|---|
| Performance score | 8/100 | 9/100 |
| Tier | D | D |
| VRAM | 2 GB | 4 GB |
| Power draw (TDP) | 180 W | 53 W |
| Launch MSRP | $199 | $159 |
| Performance per $100 | 4.0 | 5.7 |
| Release year | 2013 | 2022 |
| DLSS | — No | — No |
| FSR | ✓ Yes | ✓ Yes |
| XeSS | — No | — No |
| Ray tracing | — No | ✓ Yes |
Which should you buy?
The AMD Radeon RX 6400 is the stronger performer of the two, and it is the default choice if raw frame rate is what you care about. The AMD Radeon RX 6400 carries more VRAM (4GB vs 2GB), which matters at 1440p and above and for texture-heavy titles. The AMD Radeon RX 6400 draws 127W less, so it is easier on your power supply and case cooling — check the PSU calculator before committing. On launch pricing, the AMD Radeon RX 6400 offers better performance per dollar.