Dynamic CacheWD\'s dynamic caching algorithm improves performance in real time by optimizing cache allocation between reads and writes. For example if there\'s an overwhelming percentage of read traffic as opposed to write traffic the drive automatically allocates more cache for read data which reduces congestion and improves overall drive performance. NoTouch Ramp Load technologyThe recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit. The WD advantageWD puts our products through extensive Functional Integrity Testing (F.I.T) prior to any product launch. This testing ensures our products consistently meet the highest quality and reliability standards of the WD brand. WD also has a detailed Knowledge Base with more than 1000 helpful articles as well as helpful software and utilities. Our customer support lines have longer operational hours to ensure you get the help you need when you need it. Our toll-free customer support lines are here to help or you can access our WD Support site for additional details. Efficient dual processingWhen it comes to processing power more is always better. WD Black features a dual core processor that offers twice the processing power to maximize drive performance. Adding additional value WD\'s Dynamic Cache technology increases performance by improving caching algorithms in real time and optimizing the cache allocation between reads and writes. This results in the drive automatically allocating more cache for read data which reduces data congestion and increases overall performance..