To build a viable gaming machine from the Dell OptiPlex 3020, 7020 or 9020 you need a dedicated graphics card upgrade. The type of graphics card you can use depends on the type of po… 展开

Dell Optiplex 3020, 7020 and 9020 support a wide range of CPUs. We are looking at processors that will provide good gaming experience with high FPS count. Let’s get going.… 展开

Sometimes different combinations of CPUs and GPUs may generate more heat than usual inside the OptiPlex. In that case, to maintain a healthy system temperature, you have to increas… 展开

Upgrading the RAM of the Dell OptiPlex 3020, 7020, and 9020 is somewhat straightforward. All three systems are limited to 8GB DDR3/DDR3L 1600 MHz per slot, and require … 展开