Hi, I have a asrock h81m-hds Motherboard and i'm currently trying to buy a R9 290 from amazon but I don't know if it will fit. i provided the like here:
http://www.amazon.com/Diamond-Multimedia-Memory-Graphics-R9290D54G/dp/B00IQYYPUS/ref=sr_1_1?s=pc&ie=UTF8&qid=1439862576&sr=1-1&keywords=r9+290
http://www.amazon.com/Diamond-Multimedia-Memory-Graphics-R9290D54G/dp/B00IQYYPUS/ref=sr_1_1?s=pc&ie=UTF8&qid=1439862576&sr=1-1&keywords=r9+290