Dell Rx9jt 9300-8e 12gb/S 8 Port External Pci-Express, Increased connectivity and maximum performance for high-end servers and appliances within internal storage, or connecting to large scale storage enclosures. The SAS 9300 HBA family is based on the SAS 3008 IO controller, integrating the latest enhancements in SAS and PCI Express® technology. Each host bus adapter also supports 8 SAS ports operating at 12Gb/s data transfer rates, and can reach over 1 million IOPs. The 9300 adapter family supports 8 PCI Express lanes that comply with the latest PCI Express 3.0 specific cations. In addition, these adapters are backwards compatible with previous SAS and PCIe generations through automatic negotiation, and provide SAS data transfer rates of 12 Gb/s per lane.