its the smaller of the two
Originally Posted by neDav
Yours is just like mine, just reversed & upside down. You need to put in a Micro-Atx mobo. There's plenty of good Matx boards out there. DFI even makes an X58 Matx board, which I plan to get in the near future.
I have since chsed the butterflies out of my case an put in a Coolmaster V8, damn that thing is big.