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Restored Dell Silver 755 Desktop PC with Intel Core 2 Duo Processor, 2GB Memory, 160GB Hard Drive and Windows 10 Home (Monitor Not Included) (Refurbished) - Walmart.com
8GB (4GBx2) Team High Performance Memory RAM Upgrade For Dell OptiPlex 755 Series (Desktop Mini-Tower and Small Form Factor). The Memory Kit comes with Life Time Warranty. at Amazon.com
Dell OptiPlex 755 MT Intel Core 2 Duo E8200 2.66GHz CPU 1GB RAM No HDD