Cisco ASR1001-X Chassis 6 Built-in Ge Dual P/s, Rack Height 1RU, System Bandwidth 2.5G (default) / 5G, 10G, 20G (upgrade), Quad-core 2.13Ghz processor, Gigabit Ethernet port 6 x SFP ports, 2 x SFP+ ports, Up to 8-Gbps crypto support throughput, Rack-mounting 19-inch, DRAM/ Flash Memory 8 GB, Port adapters 1 SPA slot, External USB flash 1-GB USB flash-memory support. The Cisco ASR1001X-10G-K9 is a 1-rack-unit (1RU) platform targeted towards the low to medium Enterprise and Managed Service Provider use cases. Its compact form factor has a built-in Route Processor.