Tyan's B2925G20V4H 1U barebone server packs a lot of power into a small space. Four hot swap SAS/SATA drive bays, a slim CD-ROM drive and two USB ports adorn the front panel. The rear panel has a full sized expansion slot. Power is supplied by a 350W power supply with PFC. The motherboard supports an AMD Opteron 1000 series processor. Four 240 pin DIMM sockets can handle up to 8GB of 800/667/533MHz DDR2 memory. The drive controller supports RAID 0, 1, 0+1, 5 and JBOD. The ports on the back panel include dual gigabit LAN ports, PS/2 keyboard and mouse ports, two USB 2.0 ports, an RS-232 port and a VGA port.