HP D4890-63001 - 8MB, 60nS, 36-bit parity ECC FPM (Fast Page Mode) SIMM memory module - Must be installed in sets of two for NetServer E-Series (D4890A) Retail
HP D4891AV - 16MB, 60nS, 36-bit parity ECC FPM SIMM memory module - Must be installed in sets of two for NetServer E-Series (product includes one SIMM) Retail