7600 Series/Catalyst 6500 Series Enhanced FlexWAN module 512-MB memory, spare
Cisco MEM-CC-WAN-512M=, 0.5 GB, 1 x 0.5 GB, DDR
Cisco MEM-CC-WAN-512M=. Component for: PC/server, Internal memory: 0.5 GB, Memory layout (modules x size): 1 x 0.5 GB, Internal memory type: DDR