Single socket H4 (LGA 1151) supports, Intel Xeon E-2100/E-2200, 8th Gen. Intel Core i3, Intel Celeron, Intel Pentium, Intel C246 chipset, Up to 128GB unbuffered VLP ECC, up to DDR4-2666MHz; 4 DIMM slots, 1 Micro-LP slot (MicroLP upgradable), 2x 3.5" SATA3 drives or 4x 2.5" SATA3 drives or 2x 2.5" NVMe + 2x 2.5" SATA3 drives or 2x 2.5" NVMe + 1x 3.5" SATA3 drive, M.2 Interface: 1 PCI-E 3.0 x4 and SATA M.2 Form Factor: 2280, 22110 M.2 Key: M-Key, 2 GbE LAN ports, 1 dedicated IPMI LAN, Aspeed AST2500 graphics, 4x 9cm Heavy duty fans with optimal cooling zone (per system), 2000W Redundant power supplies Titanium Level Certified (per system)