AA32C12864-PC333 is an industry standard 1GB DDR SDRAM 333Mhz/PC2700 DIMM buffered non-ECC memory module for a variety of Desktops. This memory module is built to JEDEC standards, to meet or exceed the Tier 1 OEM's factory requirements. All Add-on memory products are 100% tested and 100% guaranteed to be compatible with the systems it is intended for.