HP A9884-69001 - 512MB DDR266 ECC Memory Module - High density, 30.5mm (1.2in) form factor, 2 x 256MB Retail
HP A9886-69001 - 2GB DDR266 ECC Memory Module - High density, 30.5mm (1.2in) form factor, 2 x 1024MB Retail
HP A9885-62002 - 1GB DDR266 ECC memory module - 30.5mm (1.2in) form factor, 2 x 512MB, high density Retail
HP A6114-69001 - 1024MB ECC high-density SDRAM DIMM memory module - Must be installed in pairs of equal size (2048MB kit is A6114A) Retail
HP A6115-69002 - 1024MB ECC high density SyncDRAM memory module - Must be installed in pairs of equal size (2048MB Kit is A6115A) Retail