Intel 82599ES 10,000 MHz Ethernet Controller: Designed for 10,000 MHz network performance optimization and multi-core processors, the industry's leading high-efficiency energy-saving controller bus types: PCI Express, compatible with X8 and X16 PCI-E slot network interface types: SFP + transmission rate Mbps: 10G transmission medium type: Lc fiber, compliant with MMF 62.5/50 micro Mittle functions: support PCI-e hot plug-in, support plug-and-play standard specification, support iSCSI remote startup of Intel I/OAT technology, fast data, receiving end scaling multi-CPU kernel load balancing, virtualization optimization function terminal to terminal cable security, on-board management function based on PCI Express 2.0 technology and Intel original million Mega Controller Technology, Providing High Performance Application Requirements Replaceable Gigabit SFP+Optical Fiber Modules for Application of Two SFP+Gigabit Connections on a Limited High Performance Server PCI Express Slot