Are you using your Dell OptiPlex 990 for gaming? You might be asking, Can I upgrade the case. The answer is YES, and doing so brings many benefits. Not only will it look much MUCH better, but it will allow for more room and much better airflow then the stock case.
If you have not consider the Dell 990 for a high end gaming budget build, I know it sounds like an oxymoron, check out Dell Optiplex fo...
Is the Dell Optiplex 990 good for Gaming?
The shot answer is, Oh Ya! or it can be, with some mods. So a few months ago I picked up a Dell OptiPlex 990 PC for around $200. This was originally going to be used for an office PC but did not end up needing it. When I looked into the specs and found it came with powerful i7-2600 I decided to look into making it into an inexpensive gaming rig.