
Bitcoin Thread v1, and other cryptocurrencies
Bitcoin Thread v1, and other cryptocurrencies
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Feb 20 2014, 10:17 PM
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#1
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
Angle Aluminium
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Feb 25 2014, 01:23 PM
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#2
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(WooiWooi @ Feb 25 2014, 09:36 AM) Need some advice.. You can try searching for undervolting tutorials to reduce the voltage. The temperature seems high, fan is running on full speed and its just stock. *Edit* Im running on 2 Gigabyte R9 280x OC » Click to show Spoiler - click again to hide... « Also Gigabyte brand usually runs hotter than others. |
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Feb 25 2014, 05:32 PM
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#3
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
Oh yes! It's definitely the end! Those who are thinking about entering the game better think twice now!
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Feb 25 2014, 08:48 PM
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#4
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(barbar554 @ Feb 25 2014, 08:34 PM) LOL! mcko was just bring sarcastic. No worries, cloudstrife was also being sarcastic Personally, I think this will only be temporary. After the demise of Mt. Gox, Bitcoin will be able to start a new and rise again. Come on guys, don't give up so easily after you've invested so much time into Bitcoin. Hardcore players are definitely bullish on bitcoin and won't be scared off by all these minor knee jerk reactions. The protocol and network is still solid, projects and developments are still in the pipeline (atm, winklevoss, etc.), and those whose have millions invested (eg. KNC, China miners and btc goreng squad) won't just let it go without a fight. Right now the focus is on cutting off the busuk Magic The Gathering Online Exchange and let life go on. |
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Feb 26 2014, 07:57 AM
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#5
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(WooiWooi @ Feb 26 2014, 03:00 AM) Im using 2 Seasonic Platinum 760w yet when i plugged my 4th card in, the system reboots when cgminer starts.. How are the 4 cards connected to your PSUs? 2 cards + mobo in PSU1, then 2 cards in PSU2 should be able to handle.Tried undervolting but bios setting doesnt seem to take effect.. sigh. only able to run 3 280x out of 2 760w psu and vddr is always capped at 1.200 anyone other than me using gigabyte can advice? » Click to show Spoiler - click again to hide... « Are you using any powered risers or just direct into mobo? If you are using CUT powered risers, you can allocate them 2 in PSU1 and 2 in PSU2. If sticking all 4 risers into PSU1 maybe not enough juice. |
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Feb 27 2014, 06:17 PM
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#6
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
This one the best, got the malaysian style
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Mar 1 2014, 10:50 PM
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#7
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
Make sure you already backup all the files in C:\Users\<username>\AppData\Roaming\Litecoin\
**Especially** "wallet.dat" file before trying to fix anything. That contains your private keys, ie. coins Might need to reinstall the Litecoin QT at worse. |
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Mar 1 2014, 11:06 PM
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#8
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(evolution120 @ Mar 1 2014, 10:56 PM) Which wallet u guys prefer the most? This ltc wallet qt macam not stable 1.. I synced few days back, then suddenly today asked me to resync entire thingy again.. Definitely have to sync because the QT wallet needs the whole blockchain up to date on your PC before you can send or receive coins. You can try other lightweight wallets that don't require syncing. I'm not familiar with LTC, but for BTC you have light options like Multibit, and less secure online wallets like blockchain.info, coinbase If you decide to move on to other wallets, you'll need to fix your current wallet so you can send out your coins or export your privkeys to be used in the new wallet system. |
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Mar 10 2014, 10:21 PM
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#9
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
» Click to show Spoiler - click again to hide... « How's the setup? 5 x GPU per machine? |
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Mar 10 2014, 11:06 PM
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#10
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
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Mar 25 2014, 12:24 AM
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#11
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
Aluminium frame 6 gpu build completed, so now test running overnight. The room a bit starting to become like sauna already
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Mar 25 2014, 08:23 AM
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#12
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(Lineage @ Mar 25 2014, 02:41 AM) 280x Sapphires, at full throttle it's around 74 degrees @ 740khs and 70% gpu fan.Not satisfied with the temp and rpm, so temporarily running lower intensity while thinking of new cooling / undervolting arrangements. |
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Mar 26 2014, 12:13 AM
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#13
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(ar188 @ Mar 25 2014, 04:50 PM) yeah try undervolting.. but that will lower the hashrate also if too aggressive.. good thing temp will drop and so will power consumption.. I find the 280x new batches that I have are quite tough to undervolt, anything less than 1.140v set in trixx will crash the miner when going full blast. what mobo using? BTC board? do you use the two molex into the mobo also (if using powered riser already) Mobo is MSI 990FXA-GD65 with 6 pcie, AMD Sempron 145 cpu. Just using molex on the risers and ignored the 6pin connector on the mobo. Luckily no incidents when it came to detecting all 6 gpu in Win7 64bit, with help from modded drivers. |
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Mar 26 2014, 01:13 AM
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#14
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
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Mar 26 2014, 11:37 AM
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#15
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
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Mar 26 2014, 11:54 AM
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#16
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(chanti-sama @ Mar 25 2014, 08:41 PM) Hi folks, 1. Try disable all non essential features on your motherboard ie. usb3 controller, sound device, etc.i need some help on some problem with my rig. I tried installing the 5th gpu today but it seems like the mobo cannot detect it. I did the following steps: 1. check each gpu individually... all 5 detected individually 2. check each gpu individually on the respective slots ... all 5 detected individually 3. swap the 1x pcie chip around... no matter wat position i swapped its still only detect 4 4. change the usb 3.0 powered risers between the gpu .... same only 4 detected i am going crazy.... :cries: running on asrock h81 pro btc 8GB ram 100cm usb 3.0 powered risers 5x powercolor 280x 2. Try search for modded 13.12 drivers by lbr @ litecointalk forum which helps up to 6 card detection 3. Check and flush device manager for any dupe and inactive gpu device entries. Install each card one at a time, allow windows to fresh shutdown & restart between each. |
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Mar 26 2014, 04:43 PM
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#17
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(DA777 @ Mar 26 2014, 12:45 PM) Guys, At 1500watt per rig is ~6.25A @ 240v, bear in mind home internal wiring is normally 13A / 3120watts recommended max load per circuit. If there are no other appliances sharing, you could squeeze 2 rigs per circuit but that would be risky for the wiring.What's the maximum watts can single phase electrical supply can support? Let say, can i safely install 10 mining rigs that each consume 1.5 kilowatt with total of 15kilowatt plus one a/c on single phase electrical wiring? Or this setup need to run on 3-phase electrical supply? |
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Mar 26 2014, 04:50 PM
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#18
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(chanti-sama @ Mar 26 2014, 04:18 PM) i'm running bamt 1.3 What power supply you using? How are the devices connected?new discovery... the symptoms are consistent when i use a bootable dos to use atiflash to check each gpu and the 5th gpu says board not found. This is quite low level adi.... still not yet try to flash the mobo's bios. dunno will brick the mobo or not.... |
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Mar 27 2014, 12:40 PM
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#19
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(chanti-sama @ Mar 26 2014, 07:19 PM) Yup i swapped the pcie slots different positions and even swapped the usb risers with the extra spare ones. Whoa, sorry to hear about the bad luck, could have been a bad riser probably? Can have a look at the solder joints especially under the PCIE slots, sometimes got messy soldering work there.ENERMAX MaxRevo 1500w ... all GPU connected via powered usb risers directly to the psu. None are connected to the mobo. devices attaced is PS/2 keyboard, 8GB flash driver with BAMT 1.3 all GPU uses powered usb riser directly connected to the PSU. it's pretty much the same like my 1st rig.... maybe tomorrow will try to reflash the bios. today just too tired huwaaaa bad luck day~...... while getting the rig to work with just 4x powercolor 280x, 3hrs into the grind... suddenly hear explosion like firecracker, and burnt smoke smell... dismantle the rig and checked, 4th GPU capacitor blow.. QUOTE(chanti-sama @ Mar 26 2014, 08:02 PM) bro.... where did u buy that push button start?... or rip from old rig? The start button cable I'm selling actually, along with pc speaker as one set:![]() Any interest? RM20 per set, free postage within Malaysia. This post has been edited by mcko: Mar 27 2014, 12:42 PM |
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Mar 28 2014, 09:23 PM
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#20
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Junior Member
98 posts Joined: Jan 2003 From: Alpha Centauri |
QUOTE(WooiWooi @ Mar 28 2014, 04:03 PM) anyone can share where to buy the aluminum rig thingy? mine currently using fruit basket.. Don't have any local sellers for such rigs, so options are: order from overseas (expensive), ask local aluminium shop to build, I think someone in this thread got show his rig pictures before. Using square tube aluminium and plastic corner connectors.Seemed so pariah.. Last option, buy aluminium L bars and self build using nut & bolt, which is what I did. |
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