The GeForce GTX 660 is the comparison's loser – it's at least 2x slower gaming GPU than the Radeon RX 6900 XT and it's also a much worse value for money, as it's only £341.16 cheaper!
Advantages of the GeForce GTX 660
- Up to 63% cheaper – £199.98 vs £541.14
- Consumes up to 53% less energy – 140 vs 300 Watts
Advantages of the Radeon RX 6900 XT
- At least 2x faster GPU for gaming
- A much better value for money for gaming
- Up to 700% more VRAM memory – 16 vs 2 GB
GeForce GTX 660 vs Radeon RX 6900 XT for Gaming
The GPU's performance in selected game and settings
GeForce GTX 660
Sep 6th, 2012
Average FPS
48
29%
Min 1% FPS
20
20%
Price, £
£199.98
100%
Value, £/FPS
£4.16/FPS
78%
Radeon RX 6900 XT
Oct 28th, 2020
Average FPS
166
100%
Min 1% FPS
102
100%
Price, £
£541.14
36%
Value, £/FPS
£3.25/FPS
100%
Buy on Amazon
£541.14
In Stock
Buy on Amazon
£1,184.08
In Stock
Buy on Amazon
£752.57
In Stock
Buy on Amazon
£1,101.83
In Stock
Buy on Amazon
£1,549.01
In Stock
GeForce GTX 660 vs Radeon RX 6900 XT in My Games
The FPS you'll get in saved games, click on a game to change it
The FPS you'll get in saved games, click on a game to change it
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Synthetic Benchmarks
The GeForce GTX 660 vs Radeon RX 6900 XT in synthetic GPU benchmarks
Performance Specifications
The GeForce GTX 660 vs Radeon RX 6900 XT in core GPU performance specifications
GeForce GTX 660
Sep 6th, 2012
Memory
2 GB
12%
Memory Bandwidth
144.2 GB/s
28%
Pixel Fillrate
20.64 GPixel/s
7%
Texture Fillrate
82.56 GTexel/s
11%
FP32
1.981 TFLOPS
9%
Radeon RX 6900 XT
Oct 28th, 2020
Memory
16 GB
100%
Memory Bandwidth
512 GB/s
100%
Pixel Fillrate
288 GPixel/s
100%
Texture Fillrate
720 GTexel/s
100%
FP32
23.04 TFLOPS
100%
Specifications
Comparison of all specifications
GeForce GTX 660 | SpecificationsComparison of all specifications | Radeon RX 6900 XT |
|---|---|---|
| General | ||
| Sep 6th, 2012 | Release Date | Oct 28th, 2020 |
$229.00 | MSRP | $999.00 |
| GeForce 600 | Generation | Navi II |
Desktop | Segment | Desktop |
140 W | Power Consumption | 300 W |
| Memory | ||
| 2 GB | Memory Size | 16 GB |
| GDDR5 | Memory Type | GDDR6 |
| 192-bit | Memory Bus | 256-bit |
| 144.2 GB/s | Bandwidth | 512 GB/s |
| Theoretical Performance | ||
| 20.64 GPixel/s | Pixel Fillrate | 288 GPixel/s |
| 82.56 GTexel/s | Texture Fillrate | 720 GTexel/s |
| 1.981 TFLOPS | FP32 | 23.04 TFLOPS |
