it was a diablo 2 disc. and its a dell optiplex GX260. good news tho i fixed the drive i took it apart and managed to get all the lil parts of the disc that were still stuck inside and it works fine now. just gotta check my disc for cracks next time. i was pissed for a second cause my case fan jsut broke on me last week. and i have to order a new one of those from dell didnt wanna have to get a new disc drive to woulda sucked