Maximum Memory Supported: Up to 4TB 3DS ECC RDIMM, DDR4-2933 MHz; Up to 4TB 3DS ECC LRDIMM, DDR4-2933 MHz, in 16 x DIMM slots;
Up to 2TB Intel Optane DC Persistent Memory in memory mode (Cascade Lake only);
CPU Type: 2nd Generation Intel Xeon Scalable Processors (Cascade Lake-SP), Intel Xeon Scalable Processors.
Single Socket P (LGA 3647) supported, CPU TDP support 165W
PCI Express x8: 2 x PCI-E 3.0 x8 (in x16 slot), 4 x PCI-E 3.0 x8