InfiniBand ® cables are available in Single Data Rate (SDR) and Dual Data Rate (DDR) configurations. SDR Infiniband supports transfer rates of 2.5Gb/sec up to 10Gb/s with 4X cables and 30Gb/s with 12X cables. DDR Infiniband supports transfer rates of 5Gb/sec up to 20Gb/s with 4X cables and 60Gb/s with 12X cables.