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1  Other / Beginners & Help / Re: What to buy for Pro Mining (will donate for useful info) on: June 29, 2011, 09:51:19 PM
Hello all, newbie here--just introduced to the world of bitcoins a few days ago.
I'm very interested in building some sort of rig with a 1K budget. I've been reading many posts, and doin shitloads of research, but I still can't quite understand EXACTLY what i need. Right now I'm running a MacBook Pro i7 2.7ghz 4gb ram.
Now, if i understand correctly, something that would be the most bang for my buck is 4 x 5830. but is this all i need? people speak of purchasing psu's and other equipment. If i just put my 4 x 5830's in a case and plugged em in would it all work?
thanks

What's your experience building computers?  From what I gather from your post, I'm guessing not much.

In addition to the video cards, you'll need at least a motherboard, processor, memory, power supply, and some sort of data storage to complete a functional PC.

in addition to that you'll need a good case with great airflow management to keep you GPU's relatively cool. If you have very little experience in building PCs it would be probably easier and more profitable for you to buy some coins from btc exchanges and experiment with trading them.
2  Economy / Trading Discussion / Re: MtGox going to charge for 2 step authentication! on: June 23, 2011, 01:37:53 PM
Symantec VIP charge sites thousands, it may be nice but yubikey is just as good and FREE to websites.
So mt gox BETTER have us buy our own from yubikey, no reselling, then use it for FREE on their site.
It's free for them and it is SHADY to try to charge us, especially after what happened.

agree, especially after poor database security they should provide all these services for free to reclaim people's trust, otherwise, I think mtGox will not last long.
3  Economy / Service Discussion / Re: BitMarket.Eu - The Registration is now OPEN again! :) on: June 22, 2011, 11:31:40 PM
Paypal guidelines changed!
PLEASE READ THIS if you use Paypal, if you don't, you can get yourself trouble. Because of some confusion about who should pay the Paypal fees, we are changing our FAQ to reflect the most common situation: now the seller pays the Paypal fees. This is because, when you send money Paypal via Paypal you often don't have a choice besides choosing that seller will pay the fee. It happened to us many times and we have to make it an official rule to avoid more confusion.
Additionally, when buying with Paypal, please don't mention "Bitcoin", "coin", or any other currency-revelant words in your payment description. Please just put the your username/email and transaction ID there.

This pretty much kills paypal as an option for the seller, at least for me. I had about 10 transactions using paypal as a seller so far, and not once did I have a problem with someone who didn't pay the fees. I just included that information in the payment details. If anyone forgot, I would just send the money back and tell the buyer to include the fee, which everyone did so far.

Especially for traders who want to get their money fast, this is a disappointment. bitmarket.eu is still a relatively slow option to get your hands on some coins, and I guess now it's even getting harder because less sellers will accept paypal. Sad Waiting three days or more for your coins or your money to arrive is just a pain.

Besides that: Good work, bitmarket! Cheesy



This chance is a result of a LOT of emails that we received from sellers complaining that the buyers either don't agree to pay the fees or that they are wasting too much time to explain this to them.

Any suggestions how we can keep everyone happy then?  Huh

maybe a stupid idea but what about equal parts of fees paid by both parties 50%-50% ?
4  Economy / Gambling / Re: Bitcoin Doubling on: June 22, 2011, 12:09:57 PM
sent 1.5 btc waiting for 3 to return  Smiley
5  Other / Beginners & Help / Re: Anyone knows where can i get a 6990 graphic card? on: June 22, 2011, 12:28:26 AM
I'm looking to buy an "Gigabyte AMD Radeon HD 6990 (GV-R699D5-4GD-B) 4096MB PCIe x16 Gen 2.1 Eyefinity 6 Edition"
and i can't find anywhere to buy from (OUT OF STOCK).
Perhaps I should go and buy the ATI Radeon HD 5970? Would that give me the same (+/-) Mhash/sec?
+
I'm new to builing a computer - DIY and I was wondering if an "ASUS Socket AM3/AMD 890FX/CrossFireX/SATA 3.0 and USB 3.0/A and GbE/ATX Motherboard Crosshair IV Formula" motherboard is compatible for the 6990 graphic card (I don't really understand the differences between PCI-Express 2.1 x16 And PCI--Express 2.0....etc.).
http://www.amazon.com/CrossFireX-Motherboard-Crosshair-IV-Formula/dp/B003G40Z66/ref=sr_1_7?s=pc&ie=UTF8&qid=1308690889&sr=1-7

tell me what you think? If not compatible so please refer me to any other motherboard that you recommand (for x3 6990's graphic cards crossfire).

thanks

have a look at this website http://bitminer.info/ gives all info about cards, you can see from it that for 5870 and 6990 to pay off is only 0.95 days difference. Is it really worth it to pay $700+ for that GPU then?

Website info from http://forum.bitcoin.org/index.php?topic=20807.0;topicseen thread.
6  Other / Beginners & Help / Re: Hello, have a GeForce card, new to Bitcoin. on: June 22, 2011, 12:22:53 AM
This is the best "Build a Cheap Bitcoin Mine" write-up that I have read so far. http://bitminer.info/

It also has a nice hardware info

I have a Nvidia GeForce 8500 GT and it gets a blazing 2.2 Mhash/s! Yes that is very sad...

good luck

that's a great website. Thanks
7  Other / Beginners & Help / Re: Hello, have a GeForce card, new to Bitcoin. on: June 21, 2011, 11:15:52 PM
Hi. I am new to this whole Bitcoin thing, and I've started mining with my GTX 560 Ti, using the CUDA client via the GUIminer. I am getting roughly 86 Mhash/s.

I have just one question: I just signed up for a donation of 0.01 Bitcoins from the Bitcoin Faucet, and my Bitcoins have yet to appear in my wallet, even though the transaction was initiated hours ago.


i have a 480GTX and my hash rate on that card is like 115-125MH/s. I`m using RPC Miners with this settings:


Code:
rpcminer-cuda.exe -url=http://pool.address:8337 -user=wallet.address -password=x -gpu -aggression=10 -gpugrid=512 -gputhreads=480


@pause

not cost effective. 480GTX price in the UK £300+ and AMD Radeon 5870 price is £160. 5870 does 414 MH/s with core OC'd to 900MHz
8  Other / Beginners & Help / Re: Introduce yourself :) on: June 21, 2011, 11:10:53 PM
Hello.  I'm a miner, only a few weeks old.

You know, I realize that slapping a GPU into a mobo isn't that tough, but I have to say I'm pretty impressed.  Were you at least weaned off of breast milk before you got started?



And you're not impressed that I can speak and type English?  Smiley  Shit man, I became an astronaut at 10 days, this is easy.

lol, I wish I was that good.
9  Other / Beginners & Help / Re: Anyone knows where can i get a 6990 graphic card? on: June 21, 2011, 11:09:25 PM
You could also always opt in for a pair of 5870's lower hash rate but way cheaper then those two. Also Longer you wait less BTC you'll generate as the difficulty keeps going up.
10  Other / Beginners & Help / Re: Anyone knows where can i get a 6990 graphic card? on: June 21, 2011, 11:05:26 PM
why don't you go for 5970's instead? similar hash rate and less power consumption.
Actually that's what i was thinking too... but i wasn't sure about it.

But (again), why is the 5970's price is so high? It's price almost the same as the 6990...   Shocked

Do you know when will there be 6990's at stock?  Huh  Maybe I should wait a few weeks?!?!


Sorry, don't have any info on this.  Undecided

EDIT: but if you're located in the UK you can find 5970 in http://www.scan.co.uk/products/4gb-gigabyte-hd-6990-pci-e-21-(x16)-5000mhz-gddr5-gpu-830mhz-3072-cores-dl-dvi-i-4x-mini-dp


last time I checked they were in stock @£500smth.
11  Other / Beginners & Help / Re: [POLL] Do you need an easy security HOWTO (+ operating system)? on: June 21, 2011, 10:43:00 PM
Sigh, so I'll repeat myself: encryption won't do shit, since the file has to be stored decrypted in RAM in order to be actively used. So only a sterile system will guarantee safe interactions with your client.

+1

After my righ pays off, buying a small crappy netbook just for the client, plus wallet stored on other locations too.
12  Other / Beginners & Help / Re: Anyone knows where can i get a 6990 graphic card? on: June 21, 2011, 10:39:52 PM
why don't you go for 5970's instead? similar hash rate and less power consumption.
13  Other / Beginners & Help / Re: Hello, have a GeForce card, new to Bitcoin. on: June 21, 2011, 10:29:24 PM
Hi. I am new to this whole Bitcoin thing, and I've started mining with my GTX 560 Ti, using the CUDA client via the GUIminer. I am getting roughly 86 Mhash/s.

I have just one question: I just signed up for a donation of 0.01 Bitcoins from the Bitcoin Faucet, and my Bitcoins have yet to appear in my wallet, even though the transaction was initiated hours ago.

I read somewere in the forum that bitcoin faucet has dried out. I might be lying though. Btw, Geforce cards will not have a great hashing power. their GPU's are designed to work in a different way. My old Gf8800gt was doing 23Mhash/s only..
14  Other / Beginners & Help / Re: Introduce yourself :) on: June 21, 2011, 10:25:50 PM
Hi,

I hope i'll be one of the mob members that takes over the world  Grin
15  Other / Beginners & Help / Re: [POLL] Do you need an easy security HOWTO (+ operating system)? on: June 21, 2011, 10:21:39 PM
Not sure what the need for a livecd is.. can't the client just encrypt your wallet?

Don't think client encryption would be enough though - there will always be a hole in the encryption somewhere.
16  Other / Beginners & Help / Re: Google Wallet on: June 21, 2011, 10:20:39 PM
I'd trust 'em.

don't think Google will touch btc and I would never leave my wallet there. It's enough of information about us that Google keeps anyway.
17  Other / Beginners & Help / Re: quiet gpu's to mine with? on: June 21, 2011, 10:15:57 PM
hi, has anyone managed to build a rig with water cooled xfx5970's ?
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