SSD for efficient caching in NAS systems. 2.5" SSD, 4000 GB, SATA III (6 Gb/s) AHCI. Specifically optimized for caching in NAS systems. High durability under demanding read/write loads for reliable 24/7 continuous operation. Reduces latency and enhances performance. Ideal for OLTP databases, multi-user environments, photo rendering, 4K and 8K video editing, and much more. Boost the performance and speed of your NAS system with the WD Red SA500 NAS SATA SSD. Your NAS system runs around the clock, making a highly reliable storage solution essential. Unlike conventional SSDs, WD Red NAS SATA SSDs are specifically designed and tested for continuous operation. With durability and efficient caching of large files, these SSDs are perfect for OLTP databases, multi-user environments, photo rendering, and 4K and 8K video editing. For faster access to large files. WD Red SA500 NAS SATA SSDs are optimized for caching in NAS systems, allowing quick access to frequently used content. For demanding workloads. The high endurance of WD Red SSDs under challenging read/write loads in NAS systems ensures reliable continuous operation. For more efficient work. WD Red SSDs are specifically designed for NAS systems and utilize proven Western Digital 3D NAND with maximum SATA speed for increased productivity and efficiency at home or work. For demanding applications. The SSD reduces latency and boosts performance for OLTP databases, multi-user environments, photo rendering, 4K and 8K video editing, and much more. For custom NAS systems. The WD Red SSD is available in 2.5" and M.2 formats, serving as an upgrade for existing NAS systems or as a foundation for a new one.