This Host Cards design encompasses great design and server technology into simple RAID Host controller. It uses the latest storage technology to bring Solid State Memory (mSATA) to cache data in the HDD drive to gain unparalleled access speed. This RAID Host controller enables the use of the industrys newest and fastest hard drives at 6Gb/s while providing backward compatibility to legacy SATA 3Gb/s. Come standard for PCI Express 2.0 to double the bandwidth of the existing PCI Express bus for faster data throughput thus enhancing system performance for every type of computer user. Each PCI-Express 2.0 lane provides up to 500MB/s of throughput.