Part Number Description
MEM-X45-512MB-E= Cat4500 512MB to1GB SDRAM Upgrade for Sup6-E
MEM-X45-1GB-LE Catalyst 4500 1GB SDRAM Upgrade for Sup6-LE
MEM-X45-1GB-LE= Catalyst 4500 1GB SDRAM Upgrade for Sup6-LE
MEM-X45-512MB-E Catalyst 4500 512MB to 1GB SDRAM Upgrade for Sup6-E