- You cannot add "Dell PowerEdge R330 1U Rack Server with 1x Intel Xeon E3-1220v6 (3.0GHz-3.5GHz, 4 Core, 8MB Cache) Processor, Intel C236 Chipset, 16GB DDR4 UDIMM 2133MHz Memory (4 RAM Slot, MAX 64GB), PERC H330 RAID Controller, 2x 1TB SATA Hot-Plug HDD (Up to 4 3.5in HDD" to the cart because the product is out of stock.