4U, 2x LGA4189 (up to 205W), 16x DIMM DDR4 3200MHz, 60x 3.5" SAS3/SATA3 (expander based backplane), 2x 2.5" SAS3/SATA3 rear, 2x 10GBase-T, AOM-S3616-S or AOM-SADPT-S needed, 2x 2000W