Form Factor: PCIe adapter Network Card Brand & Model: Dell Intel XL710 Ports and Speed: 2x 40GbE Interface: QSFP+ Dell Server 13th Gen Compatibility: R330, R430, R530, R630, R730, R830, R930. Dell Server 14th Gen Compatibility: R440, R640, R740, R740XD, R740XD2, R840, R940, R940xa, R6415, R7415, R7425, T640, C6420, FC640.