Dell R730XD Storage Server 12X3.5 + 4X3.5 + 2X2.5 Barebone (Only 2 heatsink) on May 10, 2024 • by admin Dell R730XD Storage Server 12X3.5″ + 4X3.5″ + 2X2.5 Barebone (Only 2 heatsink). Model:- Dell R730XD. Bay:- 12X3.5″ + 4X3.5″ + 2X2.5. Raid Card:- HBA330. PSU:- 2 x 750W.