The reviewed model GV-N470UD-13I is a special version that incorporated more durable component which GIGABYTE called it Ultra Durable VGA (UDV). Gigabyte’s UDV board employs high quality components including 2 oz Copper PCB, 1st tier memory, Japanese solid capacitors, ferrite core chokes and lower RDS (on) MOSFET, resulting in 5% - 10% lower GPU temperature, 10%~30% better overclocking capability and 10%~30% less power switching loss.