. For PCs with PCI Express (PCIe) slots the Intel Gigabit CT Desktop Adapter offers the newest technology for maximizing system performance & increasing end-user productivity. Specifically the Intel Gigabit CT Desktop Adapter uses auto-negotiation to ensure the adapter runs at the highest available network speed (10 100 or 1000 Mbps) & it maintains full bandwidth capacity with the dedicated bandwidth of a PCI Express input/output (I/O) bus to provide connectivity you can count on. Based on the low-power Intel Gigabit Ethernet Controller this desktop adapter offers optimal performance in a low-cost low-power compact profile. Teaming support & an array of other advanced features enable customers to utilize this adapter as an entry-level server adapter as well..