Versatility at the Ready Versatile and dependable Seagate's fierce BarraCuda drives are inspired by the past and ready for the future. BarraCuda 2.5-inch drives in 7mm and 15mm z-heights are a cost-effective way to handle all your PC needs. Multi-Tier Caching Technology All hard drives in the BarraCuda family come equipped with Multi-Tier Caching Technology (MTC). MTC takes your PC to new performance levels. By applying intelligent layers of NAND Flash DRAM and media cache technologies BarraCuda delivers improved read and write performance by optimizing data flow allowing you to load apps and files faster than ever before. Major Capacity Store it all. With capacities up to 5TB BarraCuda leads the market with the widest range of storage options available. With a 2.5-inch form factor users can upgrade their laptop mobile external storage or all-in-one PC systems with ease..