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Key Differences
In short — Radeon RX 7900 XT outperforms Radeon 660M on the selected game parameters. We do not have the prices of both GPUs to compare value. The better performing Radeon RX 7900 XT is 61 days older than Radeon 660M.
Advantages of Radeon 660M
- Consumes up to 87% less energy than AMD Radeon RX 7900 XT - 40 vs 300 Watts
Advantages of Radeon RX 7900 XT
- Performs up to 109% better in Grand Theft Auto V than Radeon 660M - 167 vs 80 FPS
- Up to 100% more VRAM memory than AMD Radeon 660M - 20 vs 0 GB
Grand Theft Auto V
Resolution
1920 x 1080
Game Graphics
Ultra
Radeon RX 7900 XT
Desktop • Nov 3rd, 2022
FPS
167
100%
Value, £/FPS
£4.15/FPS
100%
Price, £
£692.97
100%
FPS and Value Winner
ASUS TUF Gaming AMD Radeon RX 7900 XT OC Edition 20GB GDDR6 Graphics Card (PCIe 4.0, 20GB GDDR6, HDMI 2.1a, DisplayPort 2.1)
Buy for £692.97 on Amazon
In Stock
Updated 176 minutes ago
Trending Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
Ultra
Radeon 660M
Integrated • Jan 3rd, 2023
Radeon RX 7900 XT
Desktop • Nov 3rd, 2022
Theoretical Performance
Radeon RX 7900 XT
Desktop • Nov 3rd, 2022
Pixel Fillrate
459.6 GPixel/s
100%
Texel Fillrate
804.4 GTexel/s
100%
Radeon 660M | vs | Radeon RX 7900 XT |
|---|---|---|
Jan 3rd, 2023 | Release Date | Nov 3rd, 2022 |
| Navi II IGP | Generation | Navi III |
| Not Available | MSRP | $899 |
| Portable Device Dependent | Outputs | 1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C |
| None | Power Connectors | 2x 8-pin |
Integrated | Segment | Desktop |
| System-Shared | Memory | 20 GB |
| System-Shared | Type | GDDR6 |
| System-Shared | Bus | 320-bit |
| System-Shared | Bandwidth | 800 GB/s |
| 1500 MHz | Base Clock Speed | 1500 MHz |
| 1900 MHz | Boost Clock Speed | 2394 MHz |
| System-Shared | Memory Clock Speed | 2500 MHz |
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