ASUS MATRIX-R9280X-P-3GD5 Graphics Cards MATRIX-R9280X-P-3GD5 1100 MHz Overclock for better performance and outstanding gaming experience 20% cooler and 3X quieter performance with ASUS exclusive DirectCU II thermal solution Acclaimed DIGI+ VRM joins superior quality 20-phase Super Alloy Power to drive precise digital control for enhanced performance, reliability, and card longevity VGA Hotwire offers the ultimate in overvolting by directly connecting graphics cards to ROG motherboards on the hardware level