Asrock 90SSXG7K0-A0100000A RM237-C622LM2 2U; 1+1 Socket P (LGA3647) for 2nd Gen. Intel Xeon Scalable;12 x 3.5 SATA/SAS HDD [Front] + 2 x 2.5" SATA /SAS HDD [Rear]; Mezzanine LAN card;24 DDR4; 2 dual-