1GB TOTAL. Two 512MB PC2100 266MHz 184 pin SDRAM DIMM Non ECC Unbuffered for Dell Dimension 2300C, 2350, 4400 Optiplex L60 Precision Workstation 400MHz models 450, 450N, 650, 650N

Made out of major brand memory chips such as Micron, Samsung, Elpida, Hynix, Promos, Infineon/Qimonda. We do not sell OEM chips that are unreliable and overclocked.

Industry standard memory. Universal compatibility. Will work in many other brands such as HP/Compaq, Gateway, Apple, Acer etc.

1 year warranty.