When it comes to storage, reliability matters, and that's exactly what the Western Digital Red 1TB SATA hard drive offers. The WD10EFRX hard drive offers amazing performance as an internal drive and is suitable for use in a computer system or Network Attached Storage. It features a very fast interface that can handle all of your data storage needs. WD's built-in Intellipower technology provides a spindle speed of 7200 RPM, so it will read and write your largest files nearly instantaneously for quick saving and data access. You can group and cluster multiple drives together using WD Nasware, increasing your capacity dramatically. The Nasware solution is intended for drives with a common 3.5-inch form factor with up to eight HDD in a single bay. Specially designed for use in Network Attached Storage, NAS, or RAID Arrays, these drives combine durability and performance to meet your specific use cases. The Western Digital Red WD10EFRX is a 1TB multirole serial ATA HDD supporting the highest Gb/s transfer rate and capable of expanding as you grow. This mass storage-ready device is an excellent choice if you are shopping for a great SATA internal solution for your computer or if you decide to migrate to an external bay. You'll be assured of quick and powerful data writing and access with this drive's SATA III interface, 1TB of storage with 64MB of cache, and a 7200RPM spindle speed. It combines storage capacity and high tolerance in a single 3.5-inch package with a blazingly fast 6Gb/s throughput. This drive's efficiency is maximized further by employing NCQ protocol optimization, allowing your data to be organized more robustly during media reads or writes.Weighing just a little bit less than one pound at 15.8 ounces, its full dimensions are 1.0 inch high by 4.0 inches wide by 5.8 inches deep. It is manufactured to fit perfectly into a standard 3.5-inch desktop or NAS storage slot. This Western Digital Red is engineered to be an excellent choice for your NAS storage array or to support RAID standards. However, this WD10EFRX device is just as excellent of a choice for a single drive in any desktop computer. With 1TB of storage space, it will provide plenty of room to store all of your video, audio, and photo memories. It has the speed and the storage to run complex software programs and packages. As a silent workhorse, your data-intense conditions won't phase this advanced hard drive. It won't make noise when handling very large files or rotating requests. With the capability to provide superior backup and recovery functions, it can deliver quiet operations with a fast data transfer rate. 3D Active Balance Plus Technology ensures consistency as part of its stability control system, improving overall balance and eliminating excessive vibration.This drive is specially engineered to support multiuser connections over a network with swift transfer rates and operating speeds. Furthermore, it helps to save power by managing resource use for highest efficiency.