Intel x710DA2 , pci-Express 3.0 (8x) Dual-port 10Gigabit lan server adapter - SFP+ optical LC or direct attach copper , Intel X710-AM2 chipset - support VEB, AFT, SFT, VMLB, VMDq virtualization, DCA, SR-ioV , ALB , 8GT/sec , with ethernet power management - includes extra low-profile only for 2U rackmount or slim desktop