Full size server tower cabinet with SmithMicro C2SBC-Q motherboard. Has 5 PCI slots, 1 PCIe-16x slot, 1 PCIe-4x slot, dual on-board NIC, Intel Core2 Duo E7500 processor 2.93 GHz, 2GB ECC RAM, 250 GB HD, 600W power supply. Comes as shown with monitor, keyboard and mouse. Pre loaded with Xubuntu Linux 18.04.2 LTS set up to emulate a Windows 7XP desktop environment. Lots of room to grow.