More Bandwidth with PCI-Express Interface The PCI-Express (PCIe) design gives you the maximum possible bandwidth & bus efficiency. Other benefits are capability & low power consumption. High Reliability The AT-2972SX Gigabit interface card comes with a comprehensive Microsoft Windows utility that performs detailed tests, diagnostics & analysis. Advanced Manageability The priority queuing offered by the AT-2972SX can help you set-up your network based on your own needs. The comprehensive diagnostics & configuration software suite provides system adminstrators & engineers with a profound tool to analyze the network interface card to check specific data.