1U 4x 3.5"/2.5" tri-mode hot-swap, 2x 2.5" 9mm SATA internal, 8x 4056 fan, Acbel 1200W redundant power supply platinum, A6 motherboard, DDR4 RDIMM x32, Intel PCH C621A, WATX, dedicated 1GbE BMC, AST2500, 2x PCIe x16 Gen.4, 1x OCP 3.0 x16 Gen.4, 2x CPU heatsink (270W), 28" slide rail, w/o bezel