Full Details from Amazon.com : http://www.amazon.com/gp/product/B0061XSBZG?tag=onigi-20
ASUS Sabertooth X79 LGA 2011 Intel X79 SATA 6Gb/s USB 3.0 ATX Intel Motherboard
8 x DIMM max up to 64GB quad-channel DDR3 1866160013331066 Support
2 x PCIe 30 x16 slots dual x16x16 with NVIDIA Quad-GPU SLI and Quad-GPU CrossFireX support 1 x PCIe 30 x16 x8 2 x PCIe 20 x1 1 PCI
Thermal Armor Technology - Improves air flow with an innovative vent design and integrated turbo fan on two focal points
TUF Capacitors Chokes and MOSFETS - Certified by military standard to ensure ultimate durability
ASUS SSD Caching - One click away from experiencing the benefits of both SSD and HDD without any capacity limitation
DIGI Power Control - Flexible precise adjustments for System Stability High Power Efficiency and Improved Performance Scaling on both CPU RAM