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Amazon.com: Dell Optiplex 990 SFF Desktop Computer Tower PC (Intel Core i5 3.1 GHz, 8GB Ram, 500GB HDD, WiFi, DVD-RW, Keyboard Mouse) 19in LCD Monitor Brands Vary, Windows 10 (Renewed) : Electronics
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Amazon.com: Dell Optiplex 990 SFF Desktop Computer with SSD - Intel Core i5-2400 3.10GHz 8GB DDR3 RAM 128GB SSD DVD Windows 10 Professional (Renewed) : Electronics
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Amazon.com: DELL OptiPlex 990 SFF Desktop PC Intel Core i7 2600(3.40GHz) : Electronics
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Amazon.com: Dell OptiPlex 990 Ultra Small USFF Computer PC (Intel Core i5 Processor, 8GB Ram, 500GB Hard Drive, Wireless Keyboard & Mouse, Wifi & Bluetooth, 22 FHD LED Monitor, 1080p Webcam) Windows
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Amazon.com: Dell Optiplex 9020 USFF Desktop PC - Intel Core i5-4570S 2.9GHz 8GB 320GB HDD DVDRW Windows 10 Professional (Renewed) : Electronics
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