HPE 871040-001 Smart Array P408i-a SR Gen10 12G SAS Modular LH Controller Used!The HP Smart Array P408i-a SR Gen10 Controller - supporting 12Gb/s SAS and PCIe 3.0 - is ideal for maximizing performance while supporting advanced RAID levels with 2 GB flash-backed write cache (FBWC). This controller operates in Mixed Mode which combines RAID and HBA operations simultaneously. It has eight internal SAS lanes - allowing connection to SAS or SATA drives and offers encryption for data-at-rest on any drive with HP Smart Array SR Secure Encryption. This type-a modular controller occupies a dedicated storage slot without occupying a PCIe expansion slot.