In the bottom right corner of the K9N we find a small red “Clear CMOS” button, six SATA (II) ports, the controller supports RAID 0/1/0+1/JBOD.
At the top right of the board are the DDR2 memory slots, one IDE and one Floppy connector, as well as the 24-pin ATX power input.
Through the use of compact power circuitry there is a lot of room around the CPU socket
The North- and Southbridge are cooled by copper heatsinks linked together by a heat pipe, a small fan on the Northbridge provides adequate airflow without being too noisy.
In IO double Gigabit LAN designs 13,94/ optical fiber to output sets at four USB 2.0
The K9N has 4 USB 2.0 ports, Dual GB Lan Connections, Firewire, optical and analogue sound-out connectors, backwards compatibility provided for older LPT1 printers and serial devices (COM1).