Key Differences
In short — Radeon R9 390X outperforms Radeon R5 M255 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon R9 390X is 249 days newer than Radeon R5 M255.
Advantages of AMD Radeon R9 390X
- Performs up to 1% better in League of Legends than Radeon R5 M255 - 369 vs 365 FPS
- Up to 700% more VRAM memory than AMD Radeon R5 M255 - 8 vs 1 GB
League of Legends
Resolution
1920 x 1080
Game Graphics
Very High
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Very High
Radeon R5 M255
Mobile • Oct 12th, 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 R5 M255 | vs | AMD Radeon R9 390X |
|---|---|---|
| Oct 12th, 2014 | Release Date | Jun 18th, 2015 |
| Crystal System | Generation | Pirate Islands |
| Not Available | MSRP | $429 |
| None | Outputs | 2x DVI, 1x HDMI, 1x DisplayPort |
| None | Power Connectors | 1x 6-pin + 1x 8-pin |
Mobile | Segment | Desktop |
| 1 GB | Memory | 8 GB |
| GDDR5 | Type | GDDR5 |
| 128-bit | Bus | 512-bit |
| 64 GB/s | Bandwidth | 384 GB/s |
| 925 MHz | Base Clock Speed | 1050 MHz |
| 940 MHz | Boost Clock Speed | Not Available |
| 1000 MHz | Memory Clock Speed | 1500 MHz |
