The IBM ServeRAID-6M PCI-x Ultra320 SCSI Controller is a high-performance SCSI controller designed for use in enterprise environments. It features a 128MB cache, allowing for faster data retrieval and improved system performance. The controller is compatible with Ultra320 SCSI technology, providing fast data transfer rates of up to 320Mbps. It supports RAID levels 0, 1, 5, 10, and 50, allowing for data redundancy and improved data protection. The IBM ServeRAID-6M PCI-x Ultra320 SCSI Controller is easy to install and manage, with intuitive management software that allows for easy configuration and monitoring. With this controller, you can enhance the performance and reliability of your storage infrastructure.