Key Differences
In short — Radeon RX 6600S 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 RX 6600S is 2392 days newer than Radeon R9 390X.
Advantages of AMD Radeon RX 6600S
- Performs up to 138% better in Dying Light 2: Stay Human than Radeon R9 390X - 31 vs 13 FPS
- Consumes up to 71% less energy than AMD Radeon R9 390X - 80 vs 275 Watts
Advantages of AMD Radeon R9 390X
- Up to 100% more VRAM memory than AMD Radeon RX 6600S - 8 vs 4 GB
Dying Light 2: Stay Human
Resolution
1920 x 1080
Game Graphics
High Quality Raytracing
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
High Quality Raytracing
Radeon RX 6600S
Mobile • Jan 4th, 2022
Radeon R9 390X
Desktop • Jun 18th, 2015
Theoretical Performance
Radeon R9 390X
Desktop • Jun 18th, 2015
Pixel Fillrate
67.2 GPixel/s
52.5%
Texel Fillrate
184.8 GTexel/s
82.5%
AMD Radeon RX 6600S | vs | AMD Radeon R9 390X |
|---|---|---|
Jan 4th, 2022 | Release Date | Jun 18th, 2015 |
| Navi Mobile | Generation | Pirate Islands |
| Not Available | MSRP | $429 |
| Portable Device Dependent | Outputs | 2x DVI, 1x HDMI, 1x DisplayPort |
| None | Power Connectors | 1x 6-pin + 1x 8-pin |
Mobile | Segment | Desktop |
| 4 GB | Memory | 8 GB |
| GDDR6 | Type | GDDR5 |
| 128-bit | Bus | 512-bit |
| 224 GB/s | Bandwidth | 384 GB/s |
1700 MHz | Base Clock Speed | 1050 MHz |
| 2000 MHz | Boost Clock Speed | Not Available |
1750 MHz | Memory Clock Speed | 1500 MHz |
