Fujitsu PRIMERGY RX300 S4, 2.5 GHz, E5420, 2 GB, 146 GB, 700 W, Rack (2U) Fujitsu PRIMERGY RX300 S4. Processor family: Intel® Xeon® 5000 Sequence, Processor frequency: 2.5 GHz, Processor model: E5420. Internal memory: 2 GB, Memory layout (slots x size): 2 x 1 GB. Total storage capacity: 146 GB, HDD size: 3.5", HDD interface: Serial Attached SCSI (SAS), Optical drive type: DVD Super Multi. Power supply: 700 W, Redundant power supply (RPS) support. Chassis type: Rack (2U)