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Dell OptiPlex 990 Tower PC, 3.2 GHz Intel i5 Quad Core Gen 2, 16GB DDR3 RAM, 1TB SATA HD, Windows 10 Professional 64 Bit (Refurbished Grade B) | StackSocial
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Dell OptiPlex 990 Ultra Small Computer PC, 2.70 GHz Intel i5 Quad Core Gen 2, 16GB DDR3 RAM, 480SSD Hard Drive, Windows 7 Pro 64 Bit Used. with 19" LCD Monitor - Walmart.com
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