CPU: Intel Pentium 4 processor Intel Celeron processor 400 MHz FSB CHIPSET: VIA P4X266E + VT8235 FSB: 533/400 MHz Front Side Bus settings MAIN MEMORY: 3 x 184-pin DDR DIMM Sockets Supports up to 2GB (with 512-Mb technology) DDR SDRAM memory space PC 2100 compliant AGP/PCI: 1 x AGP 4X/2X Slot 6 x 32-bit PCI Bus Master Slots AUDIO: 6 channel Surround Sound AC-97 Audio NETWORK: N/A FIREWIRE: N/A USB: 6 x USB 2.0/1.1 Ports (four via optional cable) RAID: N/A IDE: 2 x PCI Bus Master UATA 133/100/66 IDE ports (up to 4 ATAPI Devices) Supports for PIO Mode 3, 4, UATA 133/100/66 IDE & ATAPI CD-ROM BIOS: Award Plug-and-Play BIOS Supports Advanced Power Management Function Flash Memory for easy upgrade OTHER: 1 x Floppy Port (supports 360K, 720K, 1.2M, 1.44M and 2.88Mbytes) 2 x serial ports (high-speed 16550A FIFO UART Ports) 1 x Parallel Port with EEP/ECP/SPP Capabilities 1 x PS/2 Mouse, 1 x PS/2 Keyboard connectors 6 x USB 2.0/1.1 Ports (four via optional cable) 1 x Audio/Game Port