The EXPX9502CX4G1P5 is a four-pack of Intel® Optane™ Solid State Drive DC P4800X with Primary Drive Acceleration Kit. This type of drive is more than four times faster than traditional NAND based SSDs, delivering up to nine times faster random read performance with low latency so applications stay more responsive. It features a single Intel® Optane™ controller with up to 1.5TB of capacity and is designed to work with Intel® Xeon® Scalable processors. It also offers enhanced data protection tools that secure critical data in the event of any system power loss.