Recent content by zyxtomatic

Greetings folks. A while back I posted this thread: pair of 290 cards getting black screen crash I had a 290 gpu that was crashing, so I returned it to Sapphire under RMA, got a new one, and the new one had the same problem. The new bit of news is that I have now tested that new 290 card in...

Actually, I've got an additional theory on that, too. When I contacted Sapphire about the replacement Tri-X they sent me and let them know that it, too, had the problem, they were very surprised. The tech I was speaking with actually had a work order for that card that showed it passing all...

Honestly, it feels kind of like a design flaw in the reference design with respect to memory power management. There are a few ways to fix the black screen crashes: 1. Underclock the memory a bit. This reduces the maximum power that gets pumped through the memory chips/VRMs. This means...

Okay folks, I'm about at my wit's end here, and I'm hoping someone might be able to help me figure this long standing issue out. First thing's first, here are the machine details: Sapphire reference 290 (Elpida mem), Sapphire Tri-X R9 290 (Hynix mem), no overclocks Intel DZ77BH55K motherboard...