Elpida PC800-45 ECC 1GB (2 X 512MB) RDRAM RAMBUS RIMM Dell Dimension 8200 (400MHz FSB Only) 8100 PC800 RDRAM RIMM Capacity: Quantity 1 = 1GB Total, 2 X 512MB modules Brand: Elpida, The most popular brand in RDRAM. Specs: PC800, 184-pin RIMM 800-45 ECC Rambus RDRAM Model MC-4512FKE8D-845 512MB/16 ECC