Compaq 4 pcs IBM HP Sun 4x4MB 30-Pin SIMM 60ns FPM Parity Memory 16MB PC,4 pcs IBM HP Sun 4x4MB 30-Pin SIMM 60ns FPM Parity Memory 16MB PC Compaq, Ranks - 4MBx9 Single sided, Pins - 30 pins, Chip - 9pcs 4x1,Speed - 60ns, Form Factor - SIMM, ECC - parity, CAS Latency - FPM, Compatible with PC, IBM, Compaq, HP, Sun etc.FPM Parity Memory 16MB PC Compaq 4 pcs IBM HP Sun 4x4MB 30-Pin SIMM 60ns.