Sun SPARC Enterprise T5140 Server Base, 2 * 4 Core 1.2GHz UltraSPARC T2 Plus processors, no memory, no disk backplane, no disks, no DVD, 4 - 10/100/1000 Ethernet ports, 1 serial port, 4 USB ports, 1 dedicated PCI-E low profile slot, 2 PCI-E low profile or