Dell PowerEdge R640 8 bay 2.5 inch SFF

Processor Up to two 2nd Generation Intel® Xeon® Scalable processors, up to 28 cores per processor
Memory 24 DDR4 DIMM slots, Supports RDIMM /LRDIMM, speeds up to 2933 MT/s, 3TB max
Internal Controllers: PERC H330, HBA330, HBA350i (adapter only), H730P, H740P, H750 (adapter only)
External Controllers: H840, 12 Gbps SAS HBA, HBA355e (adapter only, non-RAID)
Drive bays Front drive bays: Up to 8 x 2.5” SAS/SATA (HDD/SSD) with up to 8 NVMe SSD max 76.8TB or up to 8 NVMe drives max 50TB,
Power supplies 495W-750W-1100W-1600W Platinum
Hot plug power supplies with full redundancy option