IBM BladeCenter HS21 XM, eServer BladeCenter. Processor clock speed: 3000 MHz, Processor family: Intel Xeon, Processor model: E5450. Total storage capacity: 146 GB, Hard drive interface: Serial Attached SCSI (SAS). Internal memory: 1024 MB, Internal memory type: DDR2, Maximum internal memory: 32 GB. Maximum graphic adapter memory: 16 MB, Graphic adapter: ES1000. Networking features: Gigabit Ethernet