Which Dell Optiplex MT (any model 990, etc.) can I change the graphics card without upgrading the PSU? Which GPUs would work? - Quora
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Amazon.com: Dell Gaming Optiplex 990 Mini-Tower Computer, Intel Core i5 3.3 upto 3.7GHz 2500 CPU, 16GB DDR3 Memory,250GB SSD + 1TB HDD, WiFi, Windows 10 Pro, Nvidia GT730 4GB (Renewed) : Electronics
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Refurbished: Dell Optiplex 990 SFF - QUAD CORE Intel i5-2400 - 1TB 7200RPM HDD - 8 GB DDR3 RAM - WiFi - Dual Video Output - DVD-RW - Windows 7 Pro 64-Bit Operating System - Newegg.com
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