We have seen a few of these fanless mini PCs from the guys over at Stealth before, the latest one is the Stealth LPC-395F.
The Stealth LPC-395F Fanless Mini PC is powered by an Intel Atom processor, and it measures just 6.54 inches wide, by 6.18 inches deep, by 1.89 inches tall.
It comes with a rugged aluminum chassis, 2GB of RAM, dual Gigabit Ethernet, optional WiFi, and a built in compact flash card slot that can be used to boot the PC.
It also features a removable 2.5 inch hard drive, and you can choose between SSD storage or hard drive storage.
The Stealth LPC-395F Fanless Mini PC will retail for $795 without a hard drive.