GA-P55-UD3 (rev. 1.0) Overview | Motherboard - GIGABYTE Global
GIGABYTE upgrades its P55 boards with USB 3.0 and SATA 6Gb - Mainboard - News - HEXUS.net
GA-P55-UD3L (rev. 2.3) Overview | Motherboard - GIGABYTE Global
Gigabyte GA-P55-USB3 (REV. 1.0) [7/128] Expansion card for a longer expansion card use other expansion slots expansion card for a longer expansion card use other expansion slots