The SpacePC 1451 and 1453 single-board computers (SBCs) incorporate either six USB 2.0 and two USB 1.1 ports and Fast Ethernet or four USB 1.1 ports and Gigabit Ethernet, respectively. These PC/104 SBCs use the ultra-low-voltage 400-MHz Celeron. Peripherals include a VGA video interface, two serial ports, an AC'97 audio interface, PS/2 keyboard and mouse, and two IDE controllers that support any IDE flash device. The boards draw less than 8 W and are available in extended temperature-range versions. Pricing starts at less than $800.