Sixteen X 4GB Memory Dimms ask 4 moreHp - Ddr2 - 128 Gb: 32 X 4 Gb - Dimm 278-Pin - 533 Mhz/ Pc2-4200 - 1.8 V - Registered - Ecc - For Integrity Rx8640 Rx8640 Server Fast Base System Hp Mid 128Gb (32 X 4Gb) Single Rank Pc2-4200Mb/S (Ddr2-533) Registered...