ASUS X99-E WS
ASUS X99-E WS, socket 2011-v3, intel X99 chipset, intel Xeon E5-1600 V3 , E5-2600 V3 CPUs support, 4 GPUs, 7 PCIe 3.0/2.0 slots !, M.2 x4 socket 3, 8 SATA III (6Gbps), SATA Express 10Gbps, 8 DIMMs, upto 128GB DDR4 2133MHz, 8 ch audio, dual Gbit LAN, 305mm x 267mm form factor