... but I think you may mean the Atariage database.
This has not been updated for a long time and is used more for a rough overview of the games.
but if you want to contribute some scans, then 300dpi would be perfect
Gotcha, understood. I was going off of what someone else told me, so that makes sense. I can contribute scans if you want them. It'll probably be a few days until I get a chance, but I'll try to get some out next week.