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£820.38
In Stock
Boost Clock
AvailabilityMSRP $999
Availability
MSRP $999
No items available
AvailabilityMSRP $999
Availability
MSRP $999
Buy on Amazon
£1,114.09
In Stock
Same as Founder's Edition
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£868.27
In Stock
Boost Clock
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£1,151.3
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Base Clock
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£1,119.71
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£1,030.6
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£1,399
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Same as Founder's Edition
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£1,687.49
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Same as Founder's Edition
Key Differences
In short — Radeon RX 7900 XTX outperforms Radeon HD 7990 on the selected game parameters. We do not have the prices of both GPUs to compare value. The better performing Radeon RX 7900 XTX is 3480 days newer than Radeon HD 7990.
Advantages of Radeon RX 7900 XTX
- Performs up to 147% better in Rust than Radeon HD 7990 - 242 vs 98 FPS
- Consumes up to 5% less energy than AMD Radeon HD 7990 - 355 vs 375 Watts
- Up to 700% more VRAM memory than AMD Radeon HD 7990 - 24 vs 3 GB
Rust
Resolution
1920 x 1080
Game Graphics
High
Radeon RX 7900 XTX
Desktop • Nov 3rd, 2022
FPS
242
100%
Value, £/FPS
£3.39/FPS
100%
Price, £
£820.38
100%
FPS and Value Winner
Sapphire Pulse Radeon RX 7900 XTX AMD 24 GB GDDR6
Buy for £820.38 on Amazon
In Stock
Updated 531 minutes ago
Trending Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
High
Radeon HD 7990
Desktop • Apr 24th, 2013
Radeon RX 7900 XTX
Desktop • Nov 3rd, 2022
Theoretical Performance
Radeon RX 7900 XTX
Desktop • Nov 3rd, 2022
Pixel Fillrate
479.8 GPixel/s
100%
Texel Fillrate
959.6 GTexel/s
100%
Radeon HD 7990 | vs | Radeon RX 7900 XTX |
|---|---|---|
| Apr 24th, 2013 | Release Date | Nov 3rd, 2022 |
| Southern Islands | Generation | Navi III |
| $999 | MSRP | $999 |
| 1x DVI, 4x mini-DisplayPort | Outputs | 1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C |
| 2x 8-pin | Power Connectors | 2x 8-pin |
Desktop | Segment | Desktop |
| 3 GB | Memory | 24 GB |
| GDDR5 | Type | GDDR6 |
| 384-bit | Bus | 384-bit |
| 288 GB/s | Bandwidth | 960 GB/s |
| 950 MHz | Base Clock Speed | 1855 MHz |
| 1000 MHz | Boost Clock Speed | 2499 MHz |
| 1500 MHz | Memory Clock Speed | 2500 MHz |
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