Improve your computer's performance and storage capacity with the Western Digital RE4 hard drive. This piece of hardware features 500GB of storage space, allowing you to back up or store large media files. With a 64MB cache, you can transfer files quickly. The IntelliSeek feature of the device reduces the noise it makes while working while also lowering power consumption. This is important for those running a data center that needs to be as eco-friendly as possible. The multi-access shock sensor protects your data in case an unexpected power outage occurs.This Western Digital 500GB unit uses the standard SATA, or Serial ATA, interface. This means that it can be immediately attached to most standard motherboards. With a transfer rate of 3GB/s, this 500GB hard disk helps you quickly save and access all of your data. It's easy to plug in this internal device with its 7-pin SATA connector. This WD5003ABYX SATA model features a 300MB/s transfer speed for external transfer and a 128MB/s data speed for internal transmission of data. This ensures that your data is accessed and saved quickly and easily with no excess delays.This is a 3.5-inch form factor hard drive, which means that it fits right in to a desktop HDD bay or a compatibly sized bay. This standard size ensures that you can get started right away with this internal hard drive in any desktop computer or other storage solution. It spins at a rate of 7200 RPM for fast and efficient operation. This means you'll have swift access even to large programs, documents, and files. With an average latency rate of 4.2 microseconds, this WD unit is built for speed. With an expected life of 600,000 start/stop cycles, this Western Digital hard drive is designed for longevity and durability and will protect your data over the years. It offers full-time reliability for your heaviest workloads and intensive demands. The strength and high performance of this drive make it an excellent choice for the office and other business uses as well as gaming and other intensive homes uses.This 7200-RPM model version in WD's RE line is engineered to be suitable for a server, RAID, data center, or other enterprise with high-intensity usage. It is designed for the use of up to 550TB each year and has up to 1.4 million hours median time before failure. This means that you can trust this hard disk with your precious data. This disk includes a dual processor for double power and maximized performance.These drives also features a number of accessories and systems that help to protect your data. With RAFF vibration protection technology, the WD RE4 monitors its performance and corrects vibration as it happens. This means that you'll experience significant improvement in performance due to reduced linear and rotational vibration. In addition, the head positioning system features dual actuator technology that improves accuracy. The two actuators use electromagnetic and piezoelectric technologies to fine-tune the position of the drive head. Even more, these drives are secured with StableTrac to ensure a high level of accuracy and stabilization. The drive measures 4 inches wide, 5.8 inches deep, and 1 inch high. It weighs just under 1 pound.