Intel LGA 2066 CEB motherboard with quad-strength graphics supports, DDR4 4133MHz, dual M.2 & U.2, USB 3.1 Gen 2 connectors, and ASUS Control Center 4-Way PCI-E Gen3 x16 link supporting NVidia GeForce SLI® and AMD CrossFireX™ on demand. Ultra-efficient VRM heatsink : Metal fin array connected to large surface area via a heatpipe tames X299 thermals to enable unthrottled performance. 5-Way Optimization : One-click, system-wide tuning, delivers optimized overclocking and intelligent cooling for a diverse range of workloads. Industry-leading cooling options : Comprehensive controls for fans and water pumps, via Fan Xpert 4 software or the acclaimed ASUS UEFI ASUS Control Center : A software utility that provides convenient, secure and cost-saving centralized IT management for small and medium businesses. Next-gen transfer speeds : Up to 32Gbps dual M.2 and U.2, plus up to 10Gbps USB 3.1 Gen 2 Type-A and Type-C front connector Shop Modal header