Key Differences
In short — Radeon R9 390X outperforms Radeon R9 280X on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon R9 390X is 618 days newer than Radeon R9 280X.
Advantages of AMD Radeon R9 280X
- Consumes up to 9% less energy than AMD Radeon R9 390X - 250 vs 275 Watts
Advantages of AMD Radeon R9 390X
- Performs up to 26% better in Immortals of Aveum than Radeon R9 280X - 24 vs 19 FPS
- Up to 167% more VRAM memory than AMD Radeon R9 280X - 8 vs 3 GB
Immortals of Aveum
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Radeon R9 280X
Desktop • Oct 8th, 2013
Radeon R9 390X
Desktop • Jun 18th, 2015
Theoretical Performance
Radeon R9 390X
Desktop • Jun 18th, 2015
Pixel Fillrate
67.2 GPixel/s
100%
Texel Fillrate
184.8 GTexel/s
100%
AMD Radeon R9 280X | vs | AMD Radeon R9 390X |
|---|---|---|
| Oct 8th, 2013 | Release Date | Jun 18th, 2015 |
| Volcanic Islands | Generation | Pirate Islands |
$299 | MSRP | $429 |
| 2x DVI, 1x HDMI, 1x DisplayPort | Outputs | 2x DVI, 1x HDMI, 1x DisplayPort |
| 1x 6-pin + 1x 8-pin | Power Connectors | 1x 6-pin + 1x 8-pin |
Desktop | Segment | Desktop |
| 3 GB | Memory | 8 GB |
| GDDR5 | Type | GDDR5 |
| 384-bit | Bus | 512-bit |
| 288 GB/s | Bandwidth | 384 GB/s |
| 850 MHz | Base Clock Speed | 1050 MHz |
| 1000 MHz | Boost Clock Speed | Not Available |
| 1500 MHz | Memory Clock Speed | 1500 MHz |
