Gigabyte GA-P55A-UD3R. Memory voltage: 1.5V, Maximum internal memory: 16 GB. Processor family: Intel, Processor socket: Socket H (LGA 1156). Networking features: 10/100/1000 Mbit. Motherboard chipset: Intel P55, Motherboard form factor: ATX, Audio output channels: 7.1. BIOS memory size: 32 MB