Asus Sabertooth Z87 LGA 1150 Motherboard TUF Engine Power Design Ultimate Cool Thermal Solution Supports NVIDIA Quad-GPU SLI Technology,Supports AMD Quad-GPU CrossFireX Technology Memory Supported: 4 x DIMM, Max. 32GB, DDR3 1866/1600/1333 MHz Non-ECC Un-buffered Memory,Dual Channel Memory Architecture,Supports Intel Extreme Memory Profile (XMP) ASUS TUF 5 Year Warranty