32GB ( 1x 32GB Module ) DDR4 2133 MHz ( PC4-17000 ) DDR4 DIMM ( 288-Pin ) ECC LRDIMM ( Load Reduced DIMM ) 1.2V - DDR4 Standard Voltage Compatible Equivalent for IBM-Lenovo 03T7863, 46W0799, 46W0800, 46W0802, 00KH391, 4X70F28591, 4X70G78059, 47J0254 High performance Memory RAM upgrade designed for Server/Workstation Systems All modules undergo quality assurance testing to ensure dependable and reliable performance Please verify the supported memory (RAM) specifications of your system prior to purchase to ensure compatibility A-Tech provides a Lifetime Warranty for all orders & offers complimentary United States based Tech Support before, during, & after your purchase