Dell PowerEdge R640 Rackmount Server (PER640SA1) - Intel Xeon Silver 4110 Processor (11M Cache, 2.10 GHz, up to 3.00 GHz, 8 cores), 16GB DDR4 2666MHz ECC RDIMM (1 x 16GB, 23 slots free, 1.53TB Max), 1 x 600GB 10K SAS 2.5-inch Hot Plug Hard Drive, 7 x Empty 2.5-inch Hot Plug Hard Drive Bays, DVD-RW Drive, PERC H730P Integrated RAID Controller, iDRAC9 Enterprise, Connectivity: Front: Video, 1 x USB 2.0, USB 3.0, dedicated IDRAC Direct USB, Rear: Video, serial, 2 x USB 3.0, dedicated iDRAC Network Port, 2 x 10GE + 2 x 1GE LOM, 1 x 750W Hot Plug Power Supply, Internal Slots: 3 x Gen3 slot (x16 connector), 1U Rackmountable, ReadyRails Sliding Rails With Cable Management Arm, No Operating System Installed