The Western Digital Green (WD) 640GB 3.5" SATA Drive (WD6400AACS) is a high-performance internal desktop drive designed for use with both PC and Mac computers. With a storage capacity of 640GB, this drive offers ample space for storing large files and applications. The drive features a rotation speed of 7200 RPM and a cache size of 16MB, ensuring fast and efficient data access and processing. The WD Green drive is part of the WD Black product line, indicating reliability and quality, and is designed to be compatible with SATA III interface configurations.
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