ASUS ROG STRIX X99 GAMING, LGA2011-3, Intel X99 Chipset, 8x Quad Channel DDR4 3333 (OC), 8x SATA6G with RAID 0/1/5/10 + 2x SATA Express + 1x M.2 Socket 3 (with Vertical M Key Design - Type 2242/2260/2280) + 1x NVMe U.2 SSD Socket, ROG SupremeFX 8 Channel HD Audio and Intel Gigabit LAN I218V with Dual-Band Wireless (802.11 a/b/g/n/ac) and BlueTooth 4.1, 2x PCI-Express 2.0 (x1), 1x PCI-Express 2.0 (x16), 3x PCI-Express 3.0 (x16 16x+16x+8x) Supports 3-Way SLI/CrossFire, 4x USB2.0 + 4x USB3.0 + 1x USB3.1 Type-A and 1x USB 3.1 Type - C, with Thunderbolt Headers, 5-Way Optimization with Dual Intelligent Processors 5 (TPU, EPU, DiGi+ Power Control, FanExpert3, TurboApp), Gamers Guardian (DIGI+ VRM, DRAM Overcurrent Protection, ESD on LAN/Audio/KBMS/USB, Stainless Steel I/O Plate), SupremeFX (SupremeFX Shielding Technology, Dual OP Amps, Premium Nichon Audio Caps, Sonic Radar II), EZ DIY (CrashFree BIOS 3, EZ Flash 3), Q-Design (Q-Shield, Q-Code, Q-LED, Q-Slot, Q-DIMM), MemOK!, AI Suite 3, Ai Charger, Anti-Surge, UEFI Mouse-Controlled BIOS, Aura Lighting Control (4-Pin Header for RGB Strip) with RGB LED on PCB with 10 Colour Schemes, ATX, 3 Years Warranty