Buy on Amazon
£430.99
In Stock
Base Clock
Boost Clock
AvailabilityMSRP in USD: $379
Availability
MSRP in USD: $379
Buy on Amazon
£433.58
In Stock
Base Clock
Boost Clock
Buy on Amazon
£550
In Stock
Base Clock
Boost Clock
Buy on Amazon
£485.69
In Stock
Base Clock
Boost Clock
AvailabilityMSRP in USD: $159
Availability
MSRP in USD: $159
Buy on Amazon
£156.14
In Stock
Same as Founder's Edition
Buy on Amazon
£124.38
In Stock
Same as Founder's Edition
Buy on Amazon
£156.64
In Stock
Same as Founder's Edition
Buy on Amazon
£161.27
In Stock
Same as Founder's Edition
Buy on Amazon
Out of Stock
Same as Founder's Edition
Key Differences
In short, we have a clear winner — Radeon RX 6600 XT outperforms the cheaper Radeon RX 6400 on the selected game parameters, and is also a better bang for your buck! The better performing Radeon RX 6600 XT is 173 days older than the cheaper Radeon RX 6400.
Advantages of AMD Radeon RX 6600 XT
- Performs up to 203% better in Overwatch 2 than Radeon RX 6400 - 194 vs 64 FPS
- Up to 9% better value when playing Overwatch 2 than Radeon RX 6400 - £2.22 vs £2.44 per FPS
- Up to 100% more VRAM memory than AMD Radeon RX 6400 - 8 vs 4 GB
Advantages of AMD Radeon RX 6400
- Up to 64% cheaper than Radeon RX 6600 XT - £156.14 vs £430.99
- Consumes up to 67% less energy than AMD Radeon RX 6600 XT - 53 vs 160 Watts
Overwatch 2
Resolution
1920 x 1080
Game Graphics
Epic
Radeon RX 6600 XT
Desktop • Jul 30th, 2021
FPS
194
100%
Value, £/FPS
£2.22/FPS
100%
Price, £
£430.99
36%
FPS and Value Winner
Gigabyte Radeon RX 6600 XT GAMING OC 8GB Graphics Card
Buy for £430.99 on Amazon
In Stock
Updated 18975 minutes ago
XFX Speedster SWFT105 Radeon RX 6400 Gaming Graphics Card with 4GB GDDR6, AMD RDNA 2 RX-64XL4SFG2
Buy for £156.14 on Amazon
In Stock
Updated 18975 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Epic
Radeon RX 6600 XT
Desktop • Jul 30th, 2021
Radeon RX 6400
Desktop • Jan 19th, 2022
Theoretical Performance
Radeon RX 6600 XT
Desktop • Jul 30th, 2021
Pixel Fillrate
165.7 GPixel/s
100%
Texel Fillrate
331.4 GTexel/s
100%
Radeon RX 6400
Desktop • Jan 19th, 2022
Pixel Fillrate
74.27 GPixel/s
44%
Texel Fillrate
111.4 GTexel/s
33%
AMD Radeon RX 6600 XT | vs | AMD Radeon RX 6400 |
|---|---|---|
| Jul 30th, 2021 | Release Date | Jan 19th, 2022 |
| Navi II | Generation | Navi II |
| $379 | MSRP | $159 |
| 1x HDMI 2.1, 3x DisplayPort 1.4a | Outputs | 1x HDMI 2.1, 1x DisplayPort 1.4a |
| 1x 8-pin | Power Connectors | None |
Desktop | Segment | Desktop |
8 GB | Memory | 4 GB |
| GDDR6 | Type | GDDR6 |
| 128-bit | Bus | 64-bit |
256 GB/s | Bandwidth | 128 GB/s |
1968 MHz | Base Clock Speed | 1923 MHz |
2589 MHz | Boost Clock Speed | 2321 MHz |
| 2000 MHz | Memory Clock Speed | 2000 MHz |
Builds Using Radeon RX 6600 XT or Radeon RX 6400
Overwatch 2, 1920 x 1080, Epic
150 FPS
£18.04/FPS
Radeon RX 6600 XT
Ryzen 5 5600G
16 GB, 480 GB SSD
Buy on Amazon
£2,706.3
In Stock
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