172-PIN DDR2 MICRODIMM. 240-PIN DDR2 ECC DIMM KIT. 168-PIN SDRAM ECC REG DIMM. 240-PIN DDR2 ECC REG DIMM KIT. 240-PIN DDR2 ECC FBDIMM KIT. CAS LATENCY:CL4 SPEED:PC2-4200 (533MHz). 184-PIN DDR ECC DIMM KIT.
eBay