Low power totally fanless PC used as NAS, Webserver, Router, Firewall, Proxy and for Sabnzbd+ running Slackware64 14.1 (11.5 Watt total power consumption)

Linux Webserver PC running Slackware 14.1, 64bits kernel 3.10.17 with Alien Bob's multilib :

MotherboardIntel® Desktop Board DN2800MT (mini-ITX)
CPUIntel Atom N2800 CedarView-M 1.86GHz Fanless CPU
2 cores/4 threads, EIST (SpeedStep), SSE3, Level 2 Cache 2x 512 KB
Core 32 nm, TDP6.5 Watt, Socket BGA559
connections2x SATA intern, 1xGbit lan,
10x USB2, video VGA and HDMI,
coax sp-dif, 1x PCI-E , 2x mini PCI-E slot
ChipsetIntel® NM10 Express Chipset (Cedar Trail)
Memory2GB DDR3-1066 Crucial CT25664BC1339.8FMR SODIMM
GraphicsIntel GMA 3600, (=PowerVR SGX 545 GPU licensed from Imagination Technologies)
DirectX9.0, OpenGL 3.0core, 640 MHz Core
SoundRealtek ALC888S onboard
Network :Intel® 82574L Gigabit Ethernet Controller(e1000e)
Harddisk2xSSD : 500GB Crucial BX100 Series + 256GB Crucial M4.
With 30GB system partition on the 256GB SSD and jbod LVM over 220GB+500GB
CaseLC-Power lc1320 Mini-itx case (fanless)
Power supply65Watt laptop power supply (included with LC-Power case)
DVD Writernone
ScreenIiyama B2202WS 22inch LCD 16x10 widescreen monitor 1680x1050