Fujitsu PRIMERGY RX330 S1, 2.3 GHz, 4 GB, DDR2-SDRAM, DVD-RW, 625 W, Rack (2U) Fujitsu PRIMERGY RX330 S1. Processor family: AMD Opteron, Processor frequency: 2.3 GHz. Internal memory: 4 GB, Internal memory type: DDR2-SDRAM, Memory layout (slots x size): 2 x 2 GB. HDD size: 3.5". Ethernet LAN. Optical drive type: DVD-RW. Power supply: 625 W, Redundant power supply (RPS) support. Chassis type: Rack (2U)