Overview: The ProLiant BL20p G2 is the perfect solution for multi-server applications such as dynamic web hosting application server terminal server farm and media streaming. This model features an Intel Xeon 2.8GHz processor (expandable to two with Hyper-Threading Technology) 1MB L3 cache a dual-channel Ultra160 SCSI controller with support for RAID levels 0 1 5 and 10 and 512MB PC2100 DDR SDRAM (expandable to 8GB). In addition to the 400MHz front bus speed the BL20p features two available 3.5 Hot-Swap drive bays and a Gigabit Ethernet controller with three RJ-45 jacks. There are no pre-installed Hard Drives so you can configure storage (up to293.6GB) to suit your needs. This model also ships with the new I/O cable that features two USB ports one video port one iLO port and kernel debug port. Supported operating systems include: Microsoft Windows 2000 Server Microsoft Windows 2000 Advanced Server Microsoft Windows 2003 Server Microsoft Windows 2003 Enterprise Server Microsoft Windows 2003 Web Server Red Hat Linux (7.2 7.3 8.0) Red Hat Linux Enterprise 2.1 and United Linux 1.0.