Key Differences
In short — Radeon HD 7870 XT 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 HD 7870 XT is 692 days older than Radeon R5 M255.
Advantages of AMD Radeon HD 7870 XT
- Performs up to 9% better in Star Wars Jedi: Fallen Order than Radeon R5 M255 - 72 vs 66 FPS
- Up to 100% more VRAM memory than AMD Radeon R5 M255 - 2 vs 1 GB
Star Wars Jedi: Fallen Order
Resolution
1920 x 1080
Game Graphics
Epic
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Epic
Radeon R5 M255
Mobile • Oct 12th, 2014
Radeon HD 7870 XT
Desktop • Nov 19th, 2012
Theoretical Performance
Radeon HD 7870 XT
Desktop • Nov 19th, 2012
Pixel Fillrate
31.2 GPixel/s
100%
Texel Fillrate
93.6 GTexel/s
100%
AMD Radeon R5 M255 | vs | AMD Radeon HD 7870 XT |
|---|---|---|
Oct 12th, 2014 | Release Date | Nov 19th, 2012 |
| Crystal System | Generation | Southern Islands |
| Not Available | MSRP | $270 |
| None | Outputs | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
| None | Power Connectors | 2x 6-pin |
Mobile | Segment | Desktop |
| 1 GB | Memory | 2 GB |
| GDDR5 | Type | GDDR5 |
| 128-bit | Bus | 256-bit |
| 64 GB/s | Bandwidth | 192 GB/s |
| 925 MHz | Base Clock Speed | 925 MHz |
| 940 MHz | Boost Clock Speed | 975 MHz |
| 1000 MHz | Memory Clock Speed | 1500 MHz |
