PowerEdge R330 Supported Drives

Internal drive bay and hot-plug backplane:
Up to 8 x 2.5” HDD: SAS, SATA, Near-line SAS SSD: SAS, SATA
Up to 4 x 3.5” HDD: SAS, SATA, Near-line SAS SSD: SAS, SATA

Server also supports a chassis of up to 4 x 3.5" cabled drives plus optional 2 x 1.8" SSD cabled

Datasheet: R330 Spec Sheet 

PER330