Lexmark - DDR - module - 512 MB - unbuffered - non-ECC - for Lexmark C540, C543, C544, C546, CV546, E460, E462, T650, X463, X464, X466, X544, X546

512 MB memory bar to let you play puzzle, role playing, racing and other lightweight games DDR SDRAM interface synchronizes electrical and clock signals for an efficient data transfer rate