ASUS LGA1156 Intel P55 DDR3-2133 ATX Motherboard P7P55D Deluxe ASUS Xtreme Design - TurboV EVO, T.Probe, Xtreme Phase, TurboV Remote, MemOK!, Express Gate, Drive Expert, EPU, Q-Design Power Phase: True 16 + 3 Phase 4 - DDR3 2133 MHz (O.C). Up to 16 GB SLI and CrossfireX Support 10-CH HD Audio, supporting DTS