Dell emc poweredge r750xs specifications
processors up to two 3rd generation intel xeon scalable processors with up to 32 cores
memory
16 ddr4 dimm slots, supports rdimm 1 tb max, speeds up to 3200 mt/s
supports registered ecc ddr4 dimms only
storage controllers
nternal controllers: perc h345, perc h355, perc h745, perc h755, perc h755n, hba355i, s150
internal boot: internal dual sd module, boot optimized storage subsystem (boss-s2): hwraid 2 x m.2 ssds, usb
external perc (raid): perc h840, hba355e
drive bays front bays:
0 drive bay
up to 8 x 3.5-inch sas/sata (hdd/ssd) max 128 tb
up to 12 x 3.5-inch sas/sata (hdd/ssd) max 192 tb
up to 8 x 2.5-inch sas/sata/nvme (hdd/ssd) max 61.44 tb
up to 16 x 2.5-inch sas/sata (hdd/ssd) max 122.88 tb
up to 16 x 2.5-inch (sas/sata) + 8 x 2.5-inch (nvme) (hdd/ssd) max 184.32 tb
rear bays: