RMA Asrock LGA1151 Z270 Extreme4 - ASRock Super Alloy Supports 7th and 6th Generation Intel Core i7 i5 i3 Pentium Celeron Processors (Socket 1151) Supports DDR4 3866 (OC) 3 PCIe 3.0 x 16, 3 PCIe 3.0 x1, 1 M.2 Socket (Key E) NVIDIA Quad SLI , AMD 3-Way CrossFireX Graphics Output Options: HDMI, DVI-D, D-Sub Supports Triple Monitor 7.1 CH HD Audio (Realtek ALC1220 Audio Codec), Supports Purity Sound 4 DTS Connect 8 SATA3, 2 Ultra M.2 (PCIe Gen3 x4 SATA3) 2 USB 3.1 10Gb s (1 Type-A 1 Type-C), 8 USB 3.0 (4 Front, 4 Rear) ASRock AURA RGB LED