AsrLGA2011-3 X99 Extreme6 3.1 – ASRock Super Alloy, Supports Intel Core i7 and Xeon 18-Core Processors Family for the LGA 2011-3 Socket, Digi Power, 12 Power Phase design, Multiple Filter Cap (MFC), Supports Quad Channel DDR4 3200 (OC), 15 Gold Contact in DIMM Slots, 3 PCIe 3.0 x16, 2 PCIe 2.0 x1, 1 mini-PCIe, 15 Gold Contact in VGA PCIe Slots, Supports AMD 3-Way CrossFireX and NVIDIA 3-Way SLI , 7.1 CH HD Audio with Content Protection (Realtek ALC1150 Audio Codec), Supports Purity Sound 2 DTS Connect, Intel Gigabit LAN Qualcomm Atheros Gigabit LAN, 10 SATA3, 1 SATA Express, 1 eSATA, 1 Ultra M.2 (PCIe Gen3 x4 SATA3), 1 USB 3.1 Type-C 10Gb s, 2 USB 3.1 Type-A 10Gb s (Supported by the bundled ASRock USB 3.1 Card A A), 8 USB 3.0 (4 Front, 4 Rear), 7 USB 2.0 (4 Front, 2 Back, 1 Vertical Type A), 1 COM Port Header, 1 TPM Header, 1 Thunderbolt AIC Connector, Supports HDD Saver Technology, Full Spike Protection, APP Shop