Data High-speed Transmission:only 5 seconds to transfer a 1GB file. Cost-effective 3 Pack Combo: 3 Pack Red SATA 3 cable is a cost effective way to provide replacement or spare for different SATA systems or for RAID configuration. SATA 3 cable is designed to connect motherboards and host controllers to internal Serial SATA hard drives and DVD drives, quickly upgrading your computer for expanded storage. 6 Gbps Fast Data Transfer: The latest SATA Revision 3.0 allows for data transfer speeds of up to 6 Gbps, 2x faster than SATA II, backwards compatible with SATA I and SATA II.