The PLX8747 NVMe Expansion Card enables four hdds installation without BIOS configuration, supporting 2242 / 2260 / 2280 / 22110 drive throughes pcie3.0 PLX8747 chip 48 lane hardware bifurcation Featuring interchangeables full height ( 111.15mm) and low profile ( 68.90mm) brackets with active cooling systems 40mm silents fan and aluminum heatsinks ensures stable 16000MB / s bandwidth during intensive hdds operations Optimizes video editing rigs, multiple disk NASs configuration, and gaming where simultaneous access to multiple NVMe drive enhances workflows efficiency for enthusiasts, data center technicians, and workstations users requiring fast speed storage expansion in systems or enterprises environment This metal constructed PCIe adapters automatic driverfree detection across / systems with UEFI boot, for consumer motherboards and servers grade platforms