Graphics cards are about to get a bit faster—or at least a bit more memory bandwidth. Samsung Electronics Co. just announced that it is mass producing what it calls the "fastest graphics memory device in the world." The press release states that the new 900MHz GDDR3 memory is "already being used in graphics cards for PCs, workstations and notebooks.",1558,1901912,00.asp?kc=ETRSS02129TX1K0000532