Supports SATA III 6Gbps bandwidth for accelerated data transfer, compatible with SSDs and HDDs, ideal for high-performance storage or RAID configurations. NO-Support Raid. ^^ The 4 ports SATA controller based on ASMedia ASM1164 chip, more stable and wider compatible. Port Multiplier Command-based switching supported. ^^ Compliant with SATA 3.0 standards, backward compatible with SATA 1.0 and SATA 2.0. Support PCIe 1.0, 2.0, 3.0 protocol on motherbaord PCIe X4, X8, X16 slot. NOT support hot swapping. ^^ 4 independent SATA ports enable simultaneous connectivity for multiple storage devices (e.

g., HDDs, SSDs, optical drives), perfect for NAS, servers, or workstation upgrades. Full height and low profile bracket included. ^^ Supports Windows 7/8/10/11, Windows Server 2008 R2/2012 R2/2016/2019, RHEL/CentOS 6/7/8, Debian 9/10/11, Ubuntu 16/18/20/21, SUES 11/12/15, FreeBSD 11/12/13, VMware ESXi 5/6/7, etc.