The resale value of supermicro servers is primarily based upon the residual value of three primary components: drives, RAM, and CPUs. The following is a full list of components and what determines their contribution to the value of your supermicro servers. Besides that: Condition Brand new, refurbished, used, etc. Total Storage Density 5 TB, 10TB, 25TB, 50TB, etc Total RAM 256 GB, 1TB, 1.5TB, etc Type of RAM DDR3, DDR Number of CPUs 1, 2, 4, 8, etc Type of CPUs Intel Xeon E7-8880 v3, Intel Xeon E3-1585 v5, etc