512MB PC2-3200 ECC Registered
512MB PC2-3200 DDR2-400 ECC Registered (1-Rank) (Non-Returnable/Non-Exchangable)
8GB DDR2-667 ECC FB-DIMM Dual-RANK 240pin
Hynix 8GB DDR2-667 PC2-5300F ECC FB-DIMM ( full-Buffered) HMP31GF7AFR4C-Y5D5 - 8GB 8GB) - DDR2 - ECC - Fully Buffered - 667MT/s