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Refurbished: DELL OptiPlex 9020 Desktop Computer Intel Core i7 4th Gen 4770 (3.40 GHz) 16 GB DDR3 2 TB HDD Intel HD Graphics 4600 Windows 10 Pro 64-Bit A Grade - Newegg.com
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Used Dell OptiPlex 990 SFF Desktop PC with Intel Core i5-650 Processor, 4GB Memory, 500GB Hard Drive and Windows 11 Pro (Monitor Not Included) - Walmart.com
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Amazon.com: Dell Optiplex 990 SFF Computer, Intel Core i5 3.1GHz, 8GB RAM, 500GB HDD, Keyboard/Mouse, WiFi, 17in LCD Monitor (Brands Vary), DVD, Windows 10 Pro (Renewed) : Electronics
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DELL OptiPlex 990 SFF Desktop PC Intel Core i7 2600(3.40GHz) 8GB RAM 256GB SSD Windows 10 Pro : Amazon.co.uk: Computers & Accessories
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