There are four Cisco ASA 5585 models: the entry-level Cisco ASA 5585-X with Security Services Processor -10 (SSP-10) delivers 2 Gbps of multi-protocol firewall performance; the Cisco ASA 5585-X with SSP-20 provides 5 Gbps of multi-protocol firewall performance; the Cisco ASA 5585-X with SSP-40 delivers 10 Gbps of multi-protocol firewall performance; and the high-end Cisco ASA 5585-X with SSP-60 provides 20 Gbps of multi-protocol firewall performance.