Lenovo ThinkSystem ST550 Tower Server (7X10A07GEA) - Intel Xeon Silver 4210 Processor (13.75M Cache, 2.20 GHz, up to 3.20 GHz, 10 cores), 16GB DDR4 2666MHz RDIMM RAM (1 x 16GB, 12 Slots, 768GB Max), No Hard Drive, 8 x 2.5-inch HDD/SSD Bays, DVD-RW, 1 x 930-8i 2GB Flash, 2 x GbE, 1 x Mgmt, 1 x PCIe x8 FHHL, 1 x PCIe x8 FHFL, 1 x PCIe x16 FHFL, 1 xPCIe x16 FHHL , Connectivity: Front: 2 x USB 3.0, 1 x USB 2.0, Rear: 4 x USB 2.0, 2 x USB 3.0, 1 x VGA, 3 x RJ-45, 1 x 750W Platinum Power Supply, No Operating System.0, Rear: 4 x USB 2.0, 2 x USB 3.0, 1 x VGA, 3 x RJ-45, 1 x 750W Platinum Power Supply, No Operating System