When it comes to ATI video cards, Sapphire is one of the top, if not the number one manufacturer. After their tremendous success with video cards, they are now entering the motherboard business. Sapphire's PI-A9RX480 is based on the ATI RX480 chipset and is specifically developed to fit the needs of overclockers and enthusiasts. The BIOS shines when it comes to overclocking options. For example DDR Voltage can be selected up to 4.0 V.



Link: TechPowerUp