Kingston Technology 1 GB DDR2 Cl6 DIMM Memory 2 800 MHz (PC2 6400) 240-Pin SDRAM Single (Not a kit) KTD-DM8400C6/1G Includes one 1GB module of 800MHz DDR2 Class 6 Desktop Memory for Dell Replaces Dell A0913211, A2061966, A2810657, A2810659 Memory designed, manufactured and tested to the specifications of each particular brand name computer system From the industry leader in PC memory 240-pin DIMM type