Key Differences
In short — Radeon R9 280 outperforms Radeon R9 390X on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon R9 280 is 471 days older than Radeon R9 390X.
Advantages of AMD Radeon R9 280
- Consumes up to 27% less energy than AMD Radeon R9 390X - 200 vs 275 Watts
Advantages of AMD Radeon R9 390X
- Up to 167% more VRAM memory than AMD Radeon R9 280 - 8 vs 3 GB
Cyberpunk 2077
Resolution
1920 x 1080
Game Graphics
RT Overdrive
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Radeon R9 280
Desktop • Mar 4th, 2014
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 280 | vs | AMD Radeon R9 390X |
|---|---|---|
| Mar 4th, 2014 | Release Date | Jun 18th, 2015 |
| Volcanic Islands | Generation | Pirate Islands |
$279 | MSRP | $429 |
| 1x DVI, 2x 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 |
| 240 GB/s | Bandwidth | 384 GB/s |
| 827 MHz | Base Clock Speed | 1050 MHz |
| 933 MHz | Boost Clock Speed | Not Available |
| 1250 MHz | Memory Clock Speed | 1500 MHz |
