First pc build and need suggestions with GPU

I’m following scattervolts video on a pc build for about £1200. The GPU he used in his build was the AMD Radeon RX 7900 GRE ​​​​‌‍​‍​‍‌‍‌​‍‌‍‍‌‌‍‌‌‍‍‌‌‍‍​‍​‍​‍‍​‍​‍‌​‌‍​‌‌‍‍‌‍‍‌‌‌​‌‍‌​‍‍‌‍‍‌‌‍​‍​‍​‍​​‍​‍‌‍‍​‌​‍‌‍‌‌‌‍‌‍​‍​‍​‍‍​‍​‍​‍‌‍​‌‌‍‌​‌‍‌‌‍‍‌‌‍‍​‍‌‍‍‌‌‍‍‌‌​‌‍‌‌‌‍‍‌‌​​‍‌‍‌‌‌‍‌​‌‍‍‌‌‌​​‍‌‍‌‌‍‌‍‌​‌‍‌‌​‌‌​​‌​‍‌‍‌‌‌​‌‍‌‌‌‍‍‌‌​‌‍​‌‌‌​‌‍‍‌‌‍‌‍‍​‍‌‍‍‌‌‍‌​​‌‌‍​​‌​​​​​​​​‍​‌​​​‍​‌​​‍‌​​‌‍‌​​‌​‌‍‌‍​‍‌​‌​​‌‌‍‌‌‌‍​‍​‍‌​‍​​‍‌‌‍​‌‌‍​‌​‍‌​​​‌‍​‌​​‍‌‍‌‍​​‍‌‍​‌‌‍‌​​‌‌‌‍​‌​‌‍​‌‌‌‍​​‍‌‌​‌‍‌‌​​‌‍‌‌​‌‌‍‌‌​​‌‌‌​‍‌​​‌‍​‌‌‌​‌‍‍​​‌‌‍‍‌‍​‌‌‍‌‌‍‌‌​‌‍​‍‌‍​‌‌​‌‍‌‌‌‌‌‌‌​‍‌‍​​‌​‍‌‌​​‍‌​‌‍‌‍​‌‌‍‌​‌‍‌‌‍‍‌‌‍‍​‍‌‍‌‍‍‌‌‍‌​​‌‌‍​​‌​​​​​​​​‍​‌​​​‍​‌​​‍‌​​‌‍‌​​‌​‌‍‌‍​‍‌​‌​​‌‌‍‌‌‌‍​‍​‍‌​‍​​‍‌‌‍​‌‌‍​‌​‍‌​​​‌‍​‌​​‍‌‍‌‍​​‍‌‍​‌‌‍‌​​‌‌‌‍​‌​‌‍​‌‌‌‍​​‍‌‍‌‌​‌‍‌‌​​‌‍‌‌​‌‌‍‌‌​​‌‌‌​‍‌‍‌​​‌‍​‌‌‌​‌‍‍​​‌‌‍‍‌‍​‌‌‍‌‌‍‌‌​‍​‍‌‌but i cant find it anywhere for sale in the UK. is there any other GPU's with a similar performance that would work as well? my budget for the GPU is about £550. heres the original link on pcbuilds if it will help at all - https://pcbuilds.gg/b/GtbURo (im completely new at this as well so sorry if theres a lack of knowledge on my part lmao)