Supermicro Dual-Port Gen-4 Internal NVMe Host Bus Adapter The Supermicro NMVe AOC-SLG4-2E4T features one internal NVMe SlimSAS connector for high-performance storage connectivity. This HBA card is built on the latest PCIe NVMe retimer technology. Streamlined for the growing demand for increased data throughput and scalability requirements across the enterprise-class server platforms, this is a cost-effective storage solution that delivers maximum performance and reliability. Perfect for "near-line cache storage solutions" which allows data to be staged before moving down to its intended backend storage.