Another great one that I just thought of, not my #1 but close.
GeForce 256 DDR
IIRC the original GeForce 256 SDR came out and it was already a big improvement over TNT2 Ultra, then the DDR version came out and completely blew it out of the water.
GeForce 256 DDR
IIRC the original GeForce 256 SDR came out and it was already a big improvement over TNT2 Ultra, then the DDR version came out and completely blew it out of the water.