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41  Bitcoin / Mining / Re: Lowering mem clock to idle speeds SPEEDS UP Mh/s on: May 05, 2011, 03:53:16 AM
Instead of phoenix use poclbm new one.
Both give same hash only, but when i run phoenix, some times i FEEL some thing is wrong(don't know what it is)
Also [Tycho] mentioned that with his pool phoenix has some problem.

Can't hurt to try it, right? I used Kiv's GUI miner when I first started because my command line was super rusty (and still is, as evidenced by other replies I've made around here in an effort to be helpful). I think I can handle poclbm in the rough now. I'll let ya know. Smiley

Stales are reasonable on Phoenix with the newest version...no issues to report. The goal here is to squeeze some more MH out of this card, so I'll be back after I crash...errr...test my system.

If you guys see my sig at 0 MH/s, you'll know what happened. Tongue
42  Bitcoin / Mining / Re: Lowering mem clock to idle speeds SPEEDS UP Mh/s on: May 05, 2011, 03:35:00 AM
Wow, I dropped my 5870 memory clock to from 1200 MHz to 180MHz and saw an increase of 4-7Mhash/s. More importantly my temperatures dropped by 10C.

Don't drop mem clock below 300 Mhz. If u increase it to 300 Mhz, u will see more gain.
my trick is to use core clock/3 + 14= mem clk gives maximum hash.

If your core clock is 990, then 990/3 + 14 = 344 gives u maximum hash/s &  of course 10 C drop in temp.

I remember you saying that when I first joined the forum a few weeks ago. No matter how hard I try, 960/390 is the best stable config I can get away with on my 5830. It drives me nuts. I can usually get it to run at 380 on Memory Clock for a bit, or 970 on Core, but it always just ends up freezing or crashing the drivers for the card. If I tried to drop my clock to 334 (per your equation), my computer would die outright. Win 7 64. What am I doing wrong? Tongue

If u installed catalyst control center uninstall it. It won't allow to go more & interfere.
Just install this 4 only for mining. Some times even VC++ not necessary.
ATI display driver, ATI catalyst install manager, APP 2.3 (or) SDK 2.1 & VC++

Still i am running at 1038/360 with 100% fan & temp <73C getting 298-300 Mhash/s
Windows 7 32 bit, Aero enabled.
Miner with -v -w128 -f10
If i run with -f1 some times system gets crashed, if i use youtube or accidentally open a site with flash...

I have the same issue with Flash...if you haven't, you can right click on a YouTube video, go to "Settings" and uncheck "Enable Hardware Configuration" on the Display tab (I know you know this, but lots prolly don't).

System specs for me:

Win 7 Home Premium 64-bit w/Aero and XFX 5380
Miner - Phoenix - running with -k poclbm VECTORS BFI_INT FASTLOOP AGGRESSION=7 DEVICE=1
(no hashrate change with smaller worksize after BFI_INT)
Current stable config @ 960/360; current temp 77C (varies between 70 and 80 depending on room temperature)
Current hashrate ~ 288-290MH/s
Software looks good...no Catalyst Control Center lurking about. Currently running SDK 2.1 and 10.7 display driver.

I may be at my max with this here Windows box. Tongue I'd love to get a 970 or 980 stable config, tho...seems to get damn near 300 MH/s when I have it up that high.

Also may be what you get is maximum & can't go beyond.
Default core clk for 5830 is 800, while 5870 is 850 & 6870 is 900.

At current I can go up to 1040 in MSI...no idea if that's wise, but the slider goes over that far. Tongue
43  Bitcoin / Mining / Re: Lowering mem clock to idle speeds SPEEDS UP Mh/s on: May 05, 2011, 03:13:14 AM
Wow, I dropped my 5870 memory clock to from 1200 MHz to 180MHz and saw an increase of 4-7Mhash/s. More importantly my temperatures dropped by 10C.

Don't drop mem clock below 300 Mhz. If u increase it to 300 Mhz, u will see more gain.
my trick is to use core clock/3 + 14= mem clk gives maximum hash.

If your core clock is 990, then 990/3 + 14 = 344 gives u maximum hash/s &  of course 10 C drop in temp.

I remember you saying that when I first joined the forum a few weeks ago. No matter how hard I try, 960/390 is the best stable config I can get away with on my 5830. It drives me nuts. I can usually get it to run at 380 on Memory Clock for a bit, or 970 on Core, but it always just ends up freezing or crashing the drivers for the card. If I tried to drop my clock to 334 (per your equation), my computer would die outright. Win 7 64. What am I doing wrong? Tongue
44  Bitcoin / Mining speculation / Re: If you're thinking buying mining hardware, read this first on: May 05, 2011, 02:16:24 AM
I agree with you JJG. I don't think it would be a smart idea to invest large sums of $ into mining hardware now. If one can find a super cheap deal on a good mining video card then maybe, but otherwise I can't justify buying something like a new 6990 JUST to mine..or more.

From what I've seen on the forums, the 5850 is a pretty solid card. Not terribly power-hungry and ~320 MHash/sec or so. Still very cheap, too...can probably get one for $120-$130, or cheaper used. I'm also very happy with my 5830, but it's not as efficient. I couldn't justify spending $700 on a GPU like a 5970 or a 6990...especially considering the risk. Assembling this pile of parts, throwing Ubuntu on it and snagging a cheap 58XX? Perfectly reasonable.

I guess I want to thank JJG after all. For being a killjoy. Tongue And for convincing me to do a little bit better modeling on my projections.

Having said that, I still want to grow a little bit of a mining farm. But I'll be reasonable about it. Wink

I know I said I was going to stay out of this. Tongue
45  Bitcoin / Bitcoin Technical Support / Re: Windows Couldn't find poclmb.exe. on: May 04, 2011, 07:58:17 PM
Ya...what kind of card do you have?
46  Bitcoin / Bitcoin Technical Support / Re: Windows Couldn't find poclmb.exe. on: May 04, 2011, 04:58:08 PM
I'm not a Windows user, but I'd hazard a guess that there should be a space between D and C

I think that's okay...the command path wasn't complete, though.
47  Bitcoin / Bitcoin Technical Support / Re: Windows Couldn't find poclmb.exe. on: May 04, 2011, 04:56:39 PM
Hi everybody!


I'm a beginner when it gets to Bitcoins. But i got a problem with the launcher. Windows repport an error message, and says it cannot find the poclmb exe. My batchfile is looking like this.

: start /DC:\bitcoin\poclbm poclbm.exe -d0 --host=deepbit.net --port=8332 --user="email" --pass="my password"

Have i done anything wrong?

Ummm...I'm a noob too...but shouldn't it look like this?

start /DC:\bitcoin\poclbm\poclbm.exe -d0 --host=deepbit.net --port=8332 --user="email" --pass="my password"

Note the extra slash in bold.
48  Bitcoin / Mining speculation / Re: If you're thinking buying mining hardware, read this first on: May 04, 2011, 04:43:10 PM
I think I'm going to go ahead and bow out of this conversation. I guess I'm just one of those rare people that doesn't like to argue on the internet.

You all go on and have fun with your investing. I'll be screwing with my video card.
49  Bitcoin / Mining speculation / Re: If you're thinking buying mining hardware, read this first on: May 04, 2011, 04:12:38 PM
Give me $10,000.  I'll give you $1 a day.  Long term income FTW!

Really? 3.65% interest for life? That's not bad these days. Smiley


Normally when you get 3.65% interest, you get your original money back.  You don't actually get the money for 28 years.  Then you start making the interest.  I think I can grow $10,000 pretty high in 28 years, even paying $365 a year out of it.  By year 28, I'll have $16,818.  Not too shabby.  I have an interest only loan on $10,000.

But that's the miner logic.  Keep being a sucker at math.

I don't think we have 28 more years of the US Dollar, TBH...
50  Bitcoin / Mining / Re: 5830 @ 312 Mhash/s on: May 04, 2011, 04:07:51 PM
10.3 and 10.4 seem a little old...I'd personally try 10.7 and see what happens from there. Smiley SDK 2.1 is what I'm using with your same OS with quite a bit of success. I'm getting very similar speeds to you while using my computer.

C:\Phoenix\phoenix.exe -u http://REDACTED@deepbit.net:8332 -k poclbm VECTORS BFI_INT FASTLOOP AGGRESSION=7 DEVICE=1

Edit: Try turning the Worksize off...BFI_INT seems to somehow mitigate the need to process the work in smaller pieces. At least, it feels that way. No change in speed at all after the new miners were installed.
51  Bitcoin / Mining / Re: Windows Sidebar Gadget Supports deepbit / slushpool on: May 04, 2011, 12:29:10 AM
Any thoughts on having an option to disable currency display. This is super handy for just seeing my progress on Deepbit, and the exchange sites have all been a little weird lately. It would be nice to just run it as a Worker Monitor, too. Smiley
52  Bitcoin / Development & Technical Discussion / Re: Stopping an attacker who has >50% of the hashing power on: May 03, 2011, 11:19:37 PM
I was just thinking about this, and it seems like a simultaneous DDOS on the pools could be mitigated with a little miner code...say, if the pool you are in is inactive for a period of time due to a DDOS, it could automatically launch the Bitcoin client and switch you to a local mining state where you are still contributing to the network in an honest capacity (as opposed to spinning your wheels). I'm no programmer, so I have no idea if this is feasible...but it could be?
53  Bitcoin / Mining speculation / Re: If you're thinking buying mining hardware, read this first on: May 03, 2011, 10:23:27 PM
and I cringe every time I see someone rushing out to pour money into dedicated mining rigs without understanding what rising difficulty means to their profits

Why? I guess that's the question I've been asking.

Why not? If you saw someone about to make a bad investment with bad information, wouldn't you say something? I'm not just going to sit here and watch the carnage.

I suppose I would.

I guess it's a touchy point for me. I haven't made the investment in hardware yet. I bought a video card (which I needed desperately...no one wants to see a 2.9 WEI score for Graphics) and I got a pretty good deal on it to boot, so I don't feel like I've "invested" in hardware yet. Even the tinkering I plan on doing (which, I'll admit, would be just that) probably won't set me back an awful lot.

I wouldn't want to discourage anyone from mining...but I would want them to know that they are not poised to be filthy rich from doing so...and it may even cost them in the long run.
54  Bitcoin / Mining speculation / Re: If you're thinking buying mining hardware, read this first on: May 03, 2011, 10:02:01 PM
and I cringe every time I see someone rushing out to pour money into dedicated mining rigs without understanding what rising difficulty means to their profits

Why? I guess that's the question I've been asking.
55  Bitcoin / Mining speculation / Re: If you're thinking buying mining hardware, read this first on: May 03, 2011, 09:59:24 PM
Right, let's take a market and two extreme points in the past, than assume we buy at the exact bottom, and than sell at exact top. Moreover, the market moved like 600% between the extremes.

Than we compare this with any other investment on the planet and say fi.

What a bunch of rear mirror drivers.


If I bought BRK/A sometime in the past for 10$ I would be even smarter than you guys.


What's that they say? Hindsight is always 20/20? Tongue
56  Bitcoin / Mining speculation / Re: If you're thinking buying mining hardware, read this first on: May 03, 2011, 09:48:51 PM
Just my own story. I bought my first bitcoin mining rig and got it mining on April 1st. 2x5970's, system cost me $1500. In April it made just under 500 bitcoins for me. I sold them when bitcoins hit $3.80 shortly before coinpal went down. I made enough money in one month to pay for the machine and the electricity it used. So yes, building a mining rig right now is still very profitable.

mtGox price on Apr 1- $.70
$1500/ .70 = 2142.86BTC

mtGox price now - $3.205

2142.86 * 3.205 = $6867

Total Profit: $5367.86

vs. Total Profit of $0 (your numbers).  Fantastic decision!

Brutal, guys. Tongue

Edit: My story...purchased 5830 for $109 for 4/12 mining start. Made 55 BTC so far.
My way: 55BTC x $3.235 = $177.93 - $109 (card) - $12 (estimated power cost at 4.8 cent/kW) = $56.93 profit
Your way: $109/$0.77 (MtGox price on 4/12) = 141.56 BTC x $3.235 = $456.95 - $109 = $347.95 profit

Touche, I guess. Mining for profit = not as efficient as playing the market.

Good thing I'm not mining for profit. Wink
57  Bitcoin / Mining speculation / Re: If you're thinking buying mining hardware, read this first on: May 03, 2011, 09:46:37 PM
I agree that to many people are using bitcoin as a get rich quick scam (who really knows what other people are thinking) but I know many people are mining because they really believe in bitcoins.

^^

I'm mining because I believe in Bitcoins. Smiley Also, because I hate the US Dollar and how we've all been robbed.

The difficulty is limited by the price because most people will only mine when it is profitable.  A large amount of hashing power was added to the network after the rise in price by people who turned there miners back on because it was profitable to mine again. (sorry that's a bit of a run on)  I'm rather surprised someone else didn't mention this when discussing the problem with the rising difficulty.  I agree that to many people are using bitcoin as a get rich quick scam (who really knows what other people are thinking) but I know many people are mining because they really believe in bitcoins.

But if you already have most of the hardware and it's sitting idle, buying a few cards can be a good idea.  It's a lot easier to recoup a $300 graphics card than a $3000 rig.

Or if you can get the hardware for dirt cheap (like the deal I just found...2 boxes, no hard drives, 1 missing PSU, both boards with a PCI-e x16 slot, processors, heat sinks, giant fans abound for $125), then there's no offset. Or very little. Hell, when I'm done, I can always get some monitors and have a LAN Party. Tongue That's the thing about mining hardware...you don't HAVE to use it just to mine with. Lots of other uses for it.
58  Bitcoin / Mining speculation / Re: If you're thinking buying mining hardware, read this first on: May 03, 2011, 08:15:22 PM
You forgot to multiply that by 24, didn't you? kWh is kilo watt hour, not kilo watt day.

I think he did. Sad
59  Bitcoin / Mining / Re: now with coinpal shut down how do you guys transfer your money out of your coins on: May 03, 2011, 07:59:18 PM
I'd suggest people use Venmo.


perhaps i'm just thick, but after cruising the Venmo website i see no way to put in Bitcoin and get out USD.

could you point me to where that is covered on the Venmo site?

Venmo appears to be in pipe-dream, spam-the-forums stage. To be honest, I'm still not entirely sure what it is they do, but it definitely doesn't involve trading BTC for USD at the moment.

It's a service to move money from Person A to Person B. It seems like it would work in theory...but there's no way to put in BTC and get out USD, or vice versa. Like anything, using this would involve a degree of trust.
60  Bitcoin / Mining / Re: 5830 @ 312 Mhash/s on: May 03, 2011, 07:56:46 PM
I also have an xfx 5830 and after seeing this thread switched from puddinpop's miner to phoenix 1.4 (see details below). At a core clock of 970MHz I saw an increase from ~220 MHash/s to ~285 MHash/s.

OS Windows 7 64bit
Catalyst driver: 11.4
Stream version 2.4 (presumably - it's whatever comes with the 11.4 drivers. Anything less won't work for me, at all)
Core clock 970Mhz (somewhere between here and 1000Mhz things get unstable)
Mem clock 560Mhz (can't set it any lower in MSI Afterburner)
voltage is default (unable to change?)

Miner Phoenix 1.4 -k poclbm device=0 platform=1 WORKSIZE=128 AGGRESSION=12 BFI_INT VECTORS

Any suggestions for getting it higher? I seem to be stuck with stream SDK 2.4 and can't raise the core clock much more. For reference, I'm also running a nvidia 260 in the same computer.

This is strange. What happens when you try and downgrade the drivers?
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