I have Pentium 4 Prescott 2.40 GHz (533/1MB) processor and ASRock P4i65GV motherboard with 256 MB DDR RAM. The mobo has an AGP 4x/8x slot and I am using it currently with my 6200 card. PM me your offer and here is the link of my mobo :
ASRock > Products > P4i65GV