Key Differences
In short — Radeon R9 390X outperforms Radeon HD 7870 XT on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon R9 390X is 941 days newer than Radeon HD 7870 XT.
Advantages of AMD Radeon HD 7870 XT
- Consumes up to 33% less energy than AMD Radeon R9 390X - 185 vs 275 Watts
Advantages of AMD Radeon R9 390X
- Performs up to 18% better in Grand Theft Auto V than Radeon HD 7870 XT - 92 vs 78 FPS
- Up to 300% more VRAM memory than AMD Radeon HD 7870 XT - 8 vs 2 GB
Grand Theft Auto V
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Radeon HD 7870 XT
Desktop • Nov 19th, 2012
Radeon R9 390X
Desktop • Jun 18th, 2015
Theoretical Performance
Radeon HD 7870 XT
Desktop • Nov 19th, 2012
Pixel Fillrate
31.2 GPixel/s
46%
Texel Fillrate
93.6 GTexel/s
50%
Radeon R9 390X
Desktop • Jun 18th, 2015
Pixel Fillrate
67.2 GPixel/s
100%
Texel Fillrate
184.8 GTexel/s
100%
AMD Radeon HD 7870 XT | vs | AMD Radeon R9 390X |
|---|---|---|
| Nov 19th, 2012 | Release Date | Jun 18th, 2015 |
| Southern Islands | Generation | Pirate Islands |
$270 | MSRP | $429 |
| 1x DVI, 1x HDMI, 2x mini-DisplayPort | Outputs | 2x DVI, 1x HDMI, 1x DisplayPort |
| 2x 6-pin | Power Connectors | 1x 6-pin + 1x 8-pin |
Desktop | Segment | Desktop |
| 2 GB | Memory | 8 GB |
| GDDR5 | Type | GDDR5 |
| 256-bit | Bus | 512-bit |
| 192 GB/s | Bandwidth | 384 GB/s |
| 925 MHz | Base Clock Speed | 1050 MHz |
| 975 MHz | Boost Clock Speed | Not Available |
| 1500 MHz | Memory Clock Speed | 1500 MHz |
