Table 1-27
2.4.5 DIMM slot location
The motherboard uses the Intel Purley platform, with Intel Xeon SkyLake CPU,
supports 12 DDR4 Channels, 24 DDR4 slots (when only one memory is inserted, the
plastic color of the slot on the slot board in the red box in the figure below is preferred) ,
Supports DDR4 ECC RDIMMs/LRDIMMs server memory, memory frequency supports
2133/2400/2666/2933MHz; the location is shown in the figure below: