Adaptec ASR-78165 SAS/SATA RAID Controller 4-Port

Adaptec ASR-78165 SAS/SATA RAID Controller is a high-port-count PCIe Gen3 RAID adapter that provides 6 Gb/s per port across 24 SAS/SATA channels—8 internal and 16 external—via a PCIe 3.0 x8 host interface. The card supports up to 256 devices with SAS expanders and includes 1024 MB of DDR3 cache to accelerate RAID operations, with internal two mini-SAS HD x4 (SFF-8643) ports and external four mini-SAS HD x4 (SFF-8644) ports. Available in low-profile MD2 form factor (and full-height configurations), it can be equipped with optional Adaptec AFM-700 flash backup module; this model is part of Adaptec's Series 7 RAID family, delivering robust 6 Gb/s performance for servers and high-performance workstations.