Tmdz
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June 24, 2016, 01:39:25 PM |
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Also AMD has been quoted as saying that the NA 480 inventory count for kickoff is 8000 units.
That's about 10 minutes, perhaps 15 MAX, if they all went to NewEgg. I was AFRAID of "very low availability" issues with this card, 8000 units for all of NA is ..... very very low. Perhaps in 2-3 months they'll get production ramped up enough to have a prayer of handling demand. They will probably limit the orders to 5 per customer so that will help to an extent. If these numbers are true it makes sense to sit on roi hardware for sometime or even buy 390's now and mine with them then selling your gear and possibly have nothing to mine with for months. Earning some money is better than no money. The gtx 1070 is another option but those are sold out everywhere and have been selling for almost a month now.
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giagge
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June 24, 2016, 08:44:48 PM |
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Longsnowsm
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June 24, 2016, 09:14:26 PM |
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I am finding this thread quite interesting. If the RX480 can hit that 24-25mh number at 100w and a $200 price point then I am certainly interested in upgrading some GPU's. I followed some of the links to the 1070 performance, watts etc, but my calculator is telling me the cost per hash rate is swinging widely in favor of the RX480. Of course we need to see real people running these to get an idea of what is real and what is BS. I have a hard time swallowing $400 a card to upgrade my existing cards vs the $200. Yes, density would be fantastic, but I cannot throw ROI completely out the window. So I will be looking for some more numbers and reviews from users here on this new generation of card. I have some 390x's that are just tough to keep cool, even undervolted and underclocked they are a challenge, and the power draw and heat are serious factors. So they are prime candidates for a rx480 replacement if they can hit the 25mh number. So I have my popcorn and watching what you guys come up with.
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lolxxxx (OP)
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June 24, 2016, 09:17:31 PM |
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1070 is giving 27 mh/s on linux using 125 watts whereas 480 can give you upto 28 MHS using 120 watts . First the estimated MHS speed of Rx 480 was 30 MHS but its real speed is 24 using 120 watts and 28 using 120 watts ( Maybe possible ) not confirmed .
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vaulter
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June 24, 2016, 09:40:25 PM |
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1070 is giving 27 mh/s on linux using 125 watts whereas 480 can give you upto 28 MHS using 120 watts . First the estimated MHS speed of Rx 480 was 30 MHS but its real speed is 24 using 120 watts and 28 using 120 watts ( Maybe possible ) not confirmed . First of all 1070 is doing 27mhs at ~105-110w And i had a brief chance to test 480 - its doing 24 at 110w but thats without any tuning (had just 30 min with the card) Ive also tried claymore - its 24 and 345 decred - didnt check wattage Also tried to test other algos with sgminer 5.1, 5.3, 5.4 with neoscrypt, quark and lyrarev2 - all crashed - later i'll try to post the error message except neoscrypt with wierd results of 25khs (all on win 10 64) There also some other interesting news/ovservations - 4gb version will be 7000mhz vs 8000mhz - this will directly impact ether - should be 21mhs for 4gb stock board (but of course needs it testing/confirmation) - overall the cooler is.. 200$ cooler - probably ok for gaming but im not sure if its good for mining - i think i saw 89c with eth+ dcr with claymore - but i cant say what fans curve were - so it might be better maxed out - its just cheap cooler and probably partner boards will be way better Unfortunetley lack of results for other algos is a big if... and we have to wait for optimized software One thing is for sure - this board is much better mining board than gaming board
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64dimensions
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June 25, 2016, 02:10:33 AM |
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1070 is giving 27 mh/s on linux using 125 watts whereas 480 can give you upto 28 MHS using 120 watts . First the estimated MHS speed of Rx 480 was 30 MHS but its real speed is 24 using 120 watts and 28 using 120 watts ( Maybe possible ) not confirmed . First of all 1070 is doing 27mhs at ~105-110w And i had a brief chance to test 480 - its doing 24 at 110w but thats without any tuning (had just 30 min with the card) Ive also tried claymore - its 24 and 345 decred - didnt check wattage Also tried to test other algos with sgminer 5.1, 5.3, 5.4 with neoscrypt, quark and lyrarev2 - all crashed - later i'll try to post the error message except neoscrypt with wierd results of 25khs (all on win 10 64) There also some other interesting news/ovservations - 4gb version will be 7000mhz vs 8000mhz - this will directly impact ether - should be 21mhs for 4gb stock board (but of course needs it testing/confirmation) - overall the cooler is.. 200$ cooler - probably ok for gaming but im not sure if its good for mining - i think i saw 89c with eth+ dcr with claymore - but i cant say what fans curve were - so it might be better maxed out - its just cheap cooler and probably partner boards will be way better Unfortunetley lack of results for other algos is a big if... and we have to wait for optimized software One thing is for sure - this board is much better mining board than gaming board One other thing, it appears as though there is a working eth driver. Any idea of the AMD driver version?
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QuintLeo
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June 25, 2016, 06:14:50 AM |
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The gtx 1070 is another option but those are sold out everywhere and have been selling for almost a month now.
2 weeks, actually, as it was released on 10 June. The 1080 is still having availability issues and it HAS been out for about a month now.
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I'm no longer legendary just in my own mind! Like something I said? Donations gratefully accepted. LYLnTKvLefz9izJFUvEGQEZzSkz34b3N6U (Litecoin) 1GYbjMTPdCuV7dci3iCUiaRrcNuaiQrVYY (Bitcoin)
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Amph
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June 25, 2016, 06:41:05 AM |
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1070 is giving 27 mh/s on linux using 125 watts whereas 480 can give you upto 28 MHS using 120 watts . First the estimated MHS speed of Rx 480 was 30 MHS but its real speed is 24 using 120 watts and 28 using 120 watts ( Maybe possible ) not confirmed . First of all 1070 is doing 27mhs at ~105-110w And i had a brief chance to test 480 - its doing 24 at 110w but thats without any tuning (had just 30 min with the card) Ive also tried claymore - its 24 and 345 decred - didnt check wattage Also tried to test other algos with sgminer 5.1, 5.3, 5.4 with neoscrypt, quark and lyrarev2 - all crashed - later i'll try to post the error message except neoscrypt with wierd results of 25khs (all on win 10 64) There also some other interesting news/ovservations - 4gb version will be 7000mhz vs 8000mhz - this will directly impact ether - should be 21mhs for 4gb stock board (but of course needs it testing/confirmation) - overall the cooler is.. 200$ cooler - probably ok for gaming but im not sure if its good for mining - i think i saw 89c with eth+ dcr with claymore - but i cant say what fans curve were - so it might be better maxed out - its just cheap cooler and probably partner boards will be way better Unfortunetley lack of results for other algos is a big if... and we have to wait for optimized software One thing is for sure - this board is much better mining board than gaming board i think the 480 can do better on widnows 7 on the other algo, also for the 1070 you tried on win 10 with the last drivers version, i see that they have upgrade the wddm to 2.1, maybe will do a good hash now
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giagge
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June 25, 2016, 08:00:59 AM |
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I think AMD 480 is ok on win 10 64bit , but no driver now , and program to mining not optimized for new gpu polaris .
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vaulter
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June 25, 2016, 09:18:41 AM |
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I think AMD 480 is ok on win 10 64bit , but no driver now , and program to mining not optimized for new gpu polaris .
There was only win 10 x64 driver availible for rx 480 And i had only half an hour to play with it - maybe with wolf0 optimizatiom you will get 5-10% more i dont know - but with limited supply of rx480 the price will be 250+ for quite a while (remember 4gb version is slower memory - dont know if it makes sense - maybe 4gb 470 is better at lower price)
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giagge
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June 25, 2016, 09:34:54 AM |
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Thanks , im a gamer and miner xD
And i think buy 2x AMD 480 8gb , for crossfire with win 10 x64 for game .
In mining i disable the crossfire by driver .
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Longsnowsm
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June 25, 2016, 03:31:09 PM |
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I was reading on the Ethereum forum that one of the folks who was testing one of the rx480's was stating that the GPU temps are running really hot, like 89c or something. That is a concern. I hope that isn't the case.
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generalt
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June 25, 2016, 03:38:21 PM |
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The gtx 1070 is another option but those are sold out everywhere and have been selling for almost a month now.
2 weeks, actually, as it was released on 10 June. The 1080 is still having availability issues and it HAS been out for about a month now. The 1070 is in stock at newegg as of right now. http://www.newegg.com/Product/Product.aspx?Item=N82E16814125875
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BTC: 1GENERALrtBAjEv2Ps5cmEW1FADnXh1bCZ
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Psynthax
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June 25, 2016, 06:13:44 PM |
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I was reading on the Ethereum forum that one of the folks who was testing one of the rx480's was stating that the GPU temps are running really hot, like 89c or something. That is a concern. I hope that isn't the case.
My 280x is running at 92 now while mining.. I see no issues with it..
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Dobmaster
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June 25, 2016, 06:20:57 PM |
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I was reading on the Ethereum forum that one of the folks who was testing one of the rx480's was stating that the GPU temps are running really hot, like 89c or something. That is a concern. I hope that isn't the case.
My 280x is running at 92 now while mining.. I see no issues with it.. For the new 14 nm chips, they cannot withhold high temperatures. I think 90 is too high for the 480 cards.
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PovertyByte
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June 25, 2016, 06:56:36 PM |
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How many people running 90c temps have good computer cases on?
I've never mined before, but neither have I gotten over 75c with my case that gets good air flow, very well optimized air flow at that.
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Longsnowsm
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June 25, 2016, 07:45:28 PM |
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I found with my PC case I had to remove the side cover and direct some fans at it to keep the 390x's from going nuclear and melting a hole through the floor! ROFL So the RX480 or possibly RX490 are prime candidates to replace those 390x's. If your going to run these in a PC then the low power consumption cooler cards are a must IMHO. Had I known what I know now I would never have gotten the 390x's and would have kept my focus on the low power and more efficient cards. Not just for the power consumption, but also for the summer heat. Trying to keep things cool is a challenge. Longer term as profitability dwindles for coins like Eth, those who will be able to continue mining the longest will be those rigs with the greatest efficiency. There are a lot of GPU miners right now and as Eth profits dwindle they will begin to flood the other alt coins and things will probably get pretty grim for GPU mining for some time. So file that way in the back of your mind that the time frame for profits may be short. Plan accordingly.
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64dimensions
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June 25, 2016, 11:15:10 PM Last edit: June 26, 2016, 07:17:26 AM by 64dimensions |
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I was reading on the Ethereum forum that one of the folks who was testing one of the rx480's was stating that the GPU temps are running really hot, like 89c or something. That is a concern. I hope that isn't the case.
My 280x is running at 92 now while mining.. I see no issues with it.. The above is key information for the following issues: 1) In going from "28nm" fab technology to "14nm" fab technology, the the chip area has shrunk by about 1/2 to 1/4 of the area of a roughly similar 28nm fabbed device. 2) Say you have a 100W chip. If you shrink its area by half and everything else is the same, the amount of thermal energy per unit area that has to be dissipated has doubled. The problem is that you may have to use a technology such as water cooling to handle this increased heat dissipation per unit area. The heat transfer properties of passive radiators/conductors using metals in conjunction with thermal grease have their own limits in terms of how much heat flow they can sustain per unit area.
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U253
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June 26, 2016, 01:03:57 AM |
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I was reading on the Ethereum forum that one of the folks who was testing one of the rx480's was stating that the GPU temps are running really hot, like 89c or something. That is a concern. I hope that isn't the case.
My 280x is running at 92 now while mining.. I see no issues with it.. The above is key information for the following issues: 1) In going from "28nm" fab technology to "14nm" fab technology, the the chip area has shrunk by about 1/2 to 1/4 of the area of a roughly similar 28nm fabbed device. 2) Say you have a 100W chip. If you shrink its area by half and everything else is the same, the amount of thermal energy per unit are that has to be dissipated has doubled. The problem is that you may have to use a technology such as water cooling to handle this increased heat dissipation per unit area. The thermal heat transfer properties of passive radiators using metals in conjunction with thermal grease have their own limits in terms of how much heat flow they can sustain. good point, may wait a few more days to see more testing results for the x480.
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Marvell1
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June 26, 2016, 02:46:20 AM |
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I was reading on the Ethereum forum that one of the folks who was testing one of the rx480's was stating that the GPU temps are running really hot, like 89c or something. That is a concern. I hope that isn't the case.
My 280x is running at 92 now while mining.. I see no issues with it.. The above is key information for the following issues: 1) In going from "28nm" fab technology to "14nm" fab technology, the the chip area has shrunk by about 1/2 to 1/4 of the area of a roughly similar 28nm fabbed device. 2) Say you have a 100W chip. If you shrink its area by half and everything else is the same, the amount of thermal energy per unit are that has to be dissipated has doubled. The problem is that you may have to use a technology such as water cooling to handle this increased heat dissipation per unit area. The thermal heat transfer properties of passive radiators using metals in conjunction with thermal grease have their own limits in terms of how much heat flow they can sustain. good point, may wait a few more days to see more testing results for the x480. yeah 90 deg wont cut it at 14nm, maybe he was running bad fan profile or something who knows
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