2U dual slot riser card for the Intel Server Board S2600WT and S2600WF families (top connector - PCIe Gen 3 1x16 electrical with 1x16 mechanical; bottom connector is PCIe Gen 3 1x8 electrical with 1x8 mechanical connector; middle location is empty) Compatible with the following 2U Intel Server Systems: R2208WF0ZS, R2208WFTZS, R2224WFTZS, R2308WFTZS, R2312WF0NP, R2312WFTZS, R2208WTTYSR, R2208WT2YSR, R2208WTTYC1R, R2308WTTYSR, R2312WTTYSR, R2224WTTYSR, R2208WT2YS, R2208WTTYC1, R2208WTTYS, R2224WTTYS, R2308WTTYS, R2312WTTYS Compatible with the following 2U Intel Server Chassis: R2000WFXXX, R2312WTXXX, R2000WTXXX.