PowerEdge R650xs Supported Devices
Internal drive bay and hot-plug backplane:
Up to 16 x 2.5” HDD: SAS, SATA, Near-line SAS SSD: SAS, SATA
Up to 12 x 3.5” HDD: SAS, SATA, Near-line SAS SSD: SAS, SATA
Chassis with up to 16 x 2.5" drives with up to 8 NVMe also available.
Datasheet: R650xs spec sheet