1605
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Alternate cryptocurrencies / Mining (Altcoins) / Re: Claymore's Dual Ethereum+Decred GPU Miner v4.7 (Windows/Linux)
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on: July 02, 2016, 02:09:54 AM
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Well there are a lot of reports of PCI slots crapping out, I came home to this in my rig that had 3 RX-480s in it. They all went back for a refund today. Can you answer the following? Were you dual mining? YESOverclocking? NO, actually I had the clock less the standardIncrease Power Limit? NOwhat motherboard is that? ASrock H81 Pro BTC? No, it's an Asus P7P55-LX, it was the 1st rig I built. Ran for 3 years with 3 280x and non-powered risers. 6 hours with the 480s and poof!!
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1606
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Alternate cryptocurrencies / Mining (Altcoins) / Re: Radeon released RX 480. (Card is Released)
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on: July 02, 2016, 02:07:24 AM
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This is what I came home to today. And that's WHY you use powered risers. I know, but funny thing, I have ran 3 280x's on that system for years with non powered risers and have never had a problem. These draw less power but fried the board. Powered risers (and a new motherboard) or on the way. I'll wait to see what comes out with the 2nd gen of the 480s
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1608
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Alternate cryptocurrencies / Mining (Altcoins) / Re: Radeon released RX 480. (Card is Released)
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on: July 01, 2016, 11:38:41 PM
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Well it blew my motherboard. Returning them!!
What part did it blow up? How was it connected? When I came home, no fans on the card, no video, no boot. I had 3 cards hooked up with non powered risers. Sending them back and I'll wait for an 8 pin version. There are scorch marks on the main power to the motherboard. Even if it was any other GPU, you should never use more than 2 GPUs without powered risers. It sucks that you destroyed a motherboard and PSU. If you are good with soldering you can fix both the motherboard and PSU but you need special tools. I have plenty of power supplies, have to get a new motherboard. I even had the clock speed on the GPU's clocked at 1000. Oh well, gives me an excuse to get better cards in a month or so. Until then, get a new MB and put the 280s back in.
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1611
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Alternate cryptocurrencies / Mining (Altcoins) / Re: Radeon released RX 480. (Card is Released)
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on: July 01, 2016, 11:27:03 PM
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Well it blew my motherboard. Returning them!!
What part did it blow up? How was it connected? When I came home, no fans on the card, no video, no boot. I had 3 cards hooked up with non powered risers. Sending them back and I'll wait for an 8 pin version. There are scorch marks on the main power to the motherboard. How does your atx-connector look like? Those look fine, the only burn marks are in the big connector going to the motherboard
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1615
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Alternate cryptocurrencies / Mining (Altcoins) / Re: Radeon released RX 480. (Card is Released)
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on: July 01, 2016, 07:12:26 PM
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The RX480 killing mobos really isn't much of an issue for miners since we all use powered risers. The ribbon risers usually have a thick 16AWG cable connected to the molex, I am sure this cable can handle 100Watts no problem.
However no idea how those USB risers will work since they are powered by the SATA connector and those usually have a smaller gauge cable then regular molex.
One cable will handle 100W without problem. But do you have 6 molex cables connecting to the power supply? I know with mine I have enough spaces to hook 4 modular molex into the PS
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1617
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Alternate cryptocurrencies / Mining (Altcoins) / Re: Radeon released RX 480. (Card is Released)
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on: July 01, 2016, 06:20:22 PM
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The RX480 killing mobos really isn't much of an issue for miners since we all use powered risers. The ribbon risers usually have a thick 16AWG cable connected to the molex, I am sure this cable can handle 100Watts no problem.
However no idea how those USB risers will work since they are powered by the SATA connector and those usually have a smaller gauge cable then regular molex.
The Risers I have coming in have a molex on the board and come with a SATA - molex connector. I'm just going to plug the molex right into the riser.
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