AddOn 32GB PC4-17000 DDR4-2133MHz Registered ECC CL15 288-Pin DIMM 1.2V Dual Rank Memory Module. This AddOn Memory Module is a 32GB PC4-17000 DDR4-2133MHz Registered ECC Dual Rank DIMM designed for high-performance computing. Featuring a 288-pin configuration and operating at 1.2V, it ensures efficient power consumption and stability. With a CAS latency of 15, this memory module is optimized for enhanced data integrity and reliability, making it ideal for servers and workstations that require robust error correction capabilities.