Alteon D-5208S-Perform-2xSFP+-8xCopper-16GB Memory-Single AC power supplyRoHS.Max 26 Gbps throughput-Unlimited SSL CPS.5 vADCs-Operator Tool Box-FastView for Alteon-Advanced Routing-LinkProof-GSLB-Alteon Basic Analytics-Bot Management Ready.The default RAM supports up to 10 vADCs(up to 24 vADCs with RAM upgrade).