Sun Fire X4100 x64 Server: 1x AMD Opteron Model 248 processor (2.2Ghz/1MB), four disk chassis, 2x 512MB PC3200 DDR-400 memory, no HDD, 1x PSU, Service Processor, 4x 10/100/1000 Ethernet ports, 3x USB 1.1 ports, 1x 64-bit/133Mhz PCI-X slot, 1x 64-bit/100M