The Gigabyte GA-P55A-UD4P based on the Intel P55 chipset, supporting NEC SuperSpeed USB 3.0 with superfast transfer rates of up to 5 Gbps. The USB 3.0 ports deliver 3X USB power for greater compatibility and extra power for USB devices. Besides on-board USB 3.0 ports, GA-P55A-UD4P equips two superfast SATA3 6Gb/s connectors powered by Marvell SE9128 chipset. The motherboard supports both ATI CrossFireX and NVidia's SLI technology.