ThinkSystem 32GB TruDDR4 2933MHz (2Rx4 1.2V) RDIMM Server support - 2933 MHz memory(Intel Xeon SP Gen 2 processors only) ST550 (7X09/7X10) SR530 (7X07/7X08) SR550 (7X03/7X04) SR570 (7Y02/7Y03) SR590 (7X98/7X99) SR630 (7X01/7X02) SR650 (7X05/7X06) SR670 (7Y36/7Y37/7Y38) SR850 (7X18/7X19) SR860 (7X69/7X70) SR950 (7X11/12/13) SD530 (7X21) SD650 (7X58) SN550 (7X16) SN850 (7X15)