Lexar Professional 633x SD Card 1TB, SDXC UHS-I Card, Up To 95MB/s Read, for Mid-Range DSLR, HD Camcorder, 3D Cameras (LSD1TCB633) : Amazon.co.uk: Computers & Accessories
This Lexar Play 1TB Micro SD card is down to £67.85 and works great in Steam Deck | Rock Paper Shotgun
Lexar's 1TB SD card is the first you can actually buy - The Verge