DELL MCX353A-QCBT-DELL MELLANOX CONNECTX-3 VPI SINGLE PORT FDR IB 56GB/S QSFP HOST CHANNEL ADAPTER HCA - CX353A FOURTEEN DATA RATE INFINIBAND 10/40/56GBE PCI-E 3.0 X8 ONE QUAD SMALL FORM FACTOR PLUGGABLE. REFURBISHED. IN STOCK.(LOW PROFILE).