Cisco 3900 Series DRAM Memory Options

Part Number	Description
MEM-3900-1GB=	1GB DRAM (1 DIMM) for Cisco 3925/3945 ISR, Spare
MEM-3900-1GB	1GB DRAM (1 DIMM) for Cisco 3925/3945 ISR, Spare
MEM-3900-1GB-DEF	1GB DRAM (512MB+512MB) for Cisco 3925/3945 ISR (Default)
MEM-3900-1GU4GB	1GB to 4GB DRAM Upgrade (2GB+2GB) for Cisco 3925/3945 ISR
MEM-3900-1GU2GB	1GBto2GBDRAMUpgrade(1GB+1GB)frCsc3925/3945ISR
MEM-3900-2GB	2GB DRAM (1 DIMM) for Cisco 3925/3945 ISR, Spare
MEM-3900-2GB=	2GB DRAM (1 DIMM) for Cisco 3925/3945 ISR, Spare
MEM-3900-2GB-RF	2GB DRAM(1DIMM)for Cisco3925/3945 ISR,Spare REMANUFACTURED
MEM-3900-512MB	512MB DRAM (1 DIMM) for Cisco 3925/3945 ISR, Spare
MEM-3900-512MB=	512MB DRAM (1 DIMM) for Cisco 3925/3945 ISR, Spare