Description:Smart Array P440ar Dual Port PCIe 3.0 X8 SAS Controller Card Only. Part Number(s) Spare Part# 749976-001 Overview: The HP Smart Array P440ar Controller is a Flexible Smart Array - 12 Gb/s SAS RAID controller that provides enterprise-class storage performance - increased internal scalability with SAS Expander Card - and data protection for HP Proliant Gen9 rack and tower servers. It features eight internal physical links and delivers increased server uptime by providing advanced storage functionality - including online RAID level migration between any RAID levels with flash backed write cache (FBWC) - global online spare - and pre-failure warning. The Gen9 family of controllers supports the HP Smart Storage Battery. Specifications: CategoryProliant Controller Sub-CategorySmart Array GenerationP440ar Part Number749976-001 Products ID725463 ManufacturerHP Product TypeStorage Controller Plug-in Module Host BusPCI Express 3.0 x8 Controller Interface TypeSATA 6Gb/s SAS 12Gb/s Data Transfer Rate1.2GB/s Form FactorPlug-in Card RAID Level0 1 5 Supported DevicesHard Drive, Solid State Drive Channel Quantity8 Enlarge Image of Part# 749976-001