The Lenovo 8GB DDR4 2400MHz ECC UDIMM Memory enables high I/O data transfer rate and reduced power consumption. Faster data transfer rates mean higher performance, and with DDR4 memory this is achieved without straining the system's power needs.Lenovo 8GB DDR4 2400MHz ECC UDIMM Memory delivers high availability, scalability, and for maximum flexibility and price/performance. It is fully compatible with specified Lenovo and ThinkPad systems with 100% qualification.