https://forums.tomshardware.com/threads/what-does-xt-mean-and-is-256meg-worth-having.865906/
What does 'XT' mean and is 256meg Worth having ? | Tom's Hardware Forum
Archived from groups: alt.comp.periphs.videocards.nvidia (More info?) 1) What do the 'XT' and 'Ultra ' tags mean when refering to a card,eg FX 5600 'XT' 2)...