A9781929 Dell Rdimm 32G Ddr4-2666Mhz Ecc Drx4 288Pin for 

PowerEdge C4130, C4140, FC430, FC630, FC830, M630, M830, T430, T440, T630, T640; Precision 5820, 7820, 7920; Precision Tower 5810; PowerEdge C6420, FC640, M640, MX740, MX840, R430, R440, R530, R540, R630, R640, R6415, R730, R740, R7415, R7425, R830, R840, R930, R940, T440, T640, XR2

A9781929 Dell Rdimm 32G Ddr4-2666Mhz Ecc Drx4 288Pin