Model: CX456A. Lenovo FRU P/N: 00MM963. Connector: Dual QSFP28 InfiniBand (Copper and optical). Maximum power available through QSFP28 port: 3.5W. Auto-Negotiation : 1X/2X/4X SDR (2.5Gb/s per lane), DDR (5Gb/s per lane), QDR (10Gb/s per lane), FDR10 (10.3125Gb/s per lane), FDR (14.0625Gb/s per lane), EDR (25Gb/s per lane) port.
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