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Topic: Starting out in bitcoin - Dual 5970... (Read 8289 times)

hero member
Activity: 868
Merit: 1000
May 06, 2011, 07:30:00 PM
#29
Which PSU do you use with your dual 5970 rigs?
legendary
Activity: 3080
Merit: 1080

Yep, seen your video. Cool stuff. Happy mining!
member
Activity: 98
Merit: 10
legendary
Activity: 3080
Merit: 1080
Hello!

I`m using a single 5970 and it gets about 370 m/hs on each core. I`m on the 11.4 Drivers

At what clock speeds? Judging by that has rate I suspect 900 Mhz


950 to be precise ^^

Nice..I'd push my 5970 to that, but I got one of those internally exhausting coolers. 370 Mhash/sec is very good performance from it. Enjoy your mining!

Cheers.


full member
Activity: 134
Merit: 100
Decentralized Ascending Auctions on Blockchain
Hello!

I`m using a single 5970 and it gets about 370 m/hs on each core. I`m on the 11.4 Drivers

At what clock speeds? Judging by that has rate I suspect 900 Mhz


950 to be precise ^^
legendary
Activity: 3080
Merit: 1080
Hello!

I`m using a single 5970 and it gets about 370 m/hs on each core. I`m on the 11.4 Drivers

At what clock speeds? Judging by that has rate I suspect 900 Mhz
full member
Activity: 134
Merit: 100
Decentralized Ascending Auctions on Blockchain
Hello!

I`m using a single 5970 and it gets about 370 m/hs on each core. I`m on the 11.4 Drivers
member
Activity: 80
Merit: 10
I am also running a dual 5970 (XFX) card.  Tried it in Ubuntu and could not get the miner working.  Currently I am trying to get the performance up in Win7.

I am getting just under 300mhash per core right now.  I had hoped for a much higher performance from this card.  Not sure what is wrong.  I am running the 10.10 drivers with Stream 2.4.  I downgraded from the newest drivers hoping for a performance improvement but it's the same.

I was trying to disable crossfire since it says enabled.  I called XFX tech support and a rep who seemed to be very knowledgeable told me that despite showing as enabled it actually isn't unless I start an Open GL or DX application.  Anyone have thoughts as to wither I mite gain some performance if I can get it running in Linux?
member
Activity: 112
Merit: 10
March 13, 2011, 05:30:28 PM
#21
Yer I couldn't find reports of other 5970 users having any problems. Windows would get to the loading screen, and just as it completed it would divert off to the auto-recovery console: Which would always say it had repaired the problem reboot and go back and try again and again. Had to format in the end.
hero member
Activity: 696
Merit: 500
March 13, 2011, 05:10:50 PM
#20
weird.. maybe it just wast activating the specific card you had the plug plugged into?
member
Activity: 112
Merit: 10
March 13, 2011, 05:04:49 PM
#19
I attempted to use the 11 drivers a couple weeks ago and it led to a windows os that no longer wanted to boot.
hero member
Activity: 696
Merit: 500
March 13, 2011, 03:34:20 PM
#18
Im using a newer verison of all the drivers except for the open gl driver. Im going to try to put the crossfire bridge back on my card and enable cross fire and see if I can see all 4 cores. Right now I can only see the 2 cores of the card that my primary monitor is plugged into.
member
Activity: 112
Merit: 10
March 13, 2011, 03:23:10 PM
#17

What drivers are you using? What build of windows?

Thanks,
Josh

OS Name:                   Microsoft Windows 7 Ultimate
OS Version:                6.1.7600 N/A Build 7600
OS Manufacturer:           Microsoft Corporation
Catalyst™ Version   10.12   
OpenGL Version   6.14.10.10362   
Catalyst™ Control Center Version   2010.0930.2237.38732   


hero member
Activity: 696
Merit: 500
March 13, 2011, 03:09:27 PM
#16
At the moment I have an eyefinity display, but all three screens go into one card. The miners simply worked right off the bat, but my cards are still in crossfire so not sure if this makes a differance? (Is CCC distributing the load? The second card isn't under as much load as the first but all four miners have the same performance of 250Mh/s-275Mh/s).

What drivers are you using? What build of windows?

hero member
Activity: 696
Merit: 500
March 13, 2011, 03:07:55 PM
#15
Snedie, did you have to do anything to start all 4 cores in windows, or did it just work? Did you have to swap your monitor cables around or run 2 monitors (i from each card?)?

Its a real bitch to get all my 4 cores started mining, sometimes it takes me an hour of swapping cables around.
Maybe making one of these (VGA dummy plug) can help.

I tried plugging in 3 monitors and that didnt seem to help me. But I did not have it in crozzfire.
member
Activity: 80
Merit: 10
March 13, 2011, 02:59:47 PM
#14

When you say Ghz, do you mean Ghash/s? See pics added to my previous post Smiley

Yes typo, 1.3Ghashes/s


Thanks.

So an average of 2days to get 50BTC, not bad. That would cover 7 days of electricity for my PC (£26.88/week Avg when running both GPU's and CPU maxed). If I could acheive that 2day rate consistently I could get a nice mint from this: Going on that estimate, I could POSSIBLY achieve £96.4201/week. In Slush's pool, going from the average solve time I could get £84/week.

What are your experiences with solo mining? Do you get consistent results (say within 8 hours or so).

[edit] Thats all off my 2am math work  Undecided and something tells me I did it wrong  Grin

Pool costs are generally 3 to 10%, with slush's I believe it's the minimum 3% while at bitpenny it is 10%. Slush's pool typically does have a higher variance over short periods of time but does even out over the long term. Personally, I've had my miner running for a week ( my average per block was around 3 days so consider me unlucky. ) and didn't solve any blocks so hence why I pool mine and I certainly remain it to everyone.

Again these are all averages you could be very lucky and solve 10 blocks a day or be very unlucky and solve none for an entire week. You just have to be willing to accept those bad weeks.
member
Activity: 112
Merit: 10
March 13, 2011, 02:59:41 PM
#13
At the moment I have an eyefinity display, but all three screens go into one card. The miners simply worked right off the bat, but my cards are still in crossfire so not sure if this makes a differance? (Is CCC distributing the load? The second card isn't under as much load as the first but all four miners have the same performance of 250Mh/s-275Mh/s).
donator
Activity: 2058
Merit: 1054
March 13, 2011, 01:57:47 PM
#12
Snedie, did you have to do anything to start all 4 cores in windows, or did it just work? Did you have to swap your monitor cables around or run 2 monitors (i from each card?)?

Its a real bitch to get all my 4 cores started mining, sometimes it takes me an hour of swapping cables around.
Maybe making one of these (VGA dummy plug) can help.
hero member
Activity: 696
Merit: 500
March 13, 2011, 12:03:10 PM
#11
Snedie, did you have to do anything to start all 4 cores in windows, or did it just work? Did you have to swap your monitor cables around or run 2 monitors (i from each card?)?

Its a real bitch to get all my 4 cores started mining, sometimes it takes me an hour of swapping cables around.
member
Activity: 112
Merit: 10
March 12, 2011, 09:28:25 PM
#10

When you say Ghz, do you mean Ghash/s? See pics added to my previous post Smiley

Yes typo, 1.3Ghashes/s


Thanks.

So an average of 2days to get 50BTC, not bad. That would cover 7 days of electricity for my PC (£26.88/week Avg when running both GPU's and CPU maxed). If I could acheive that 2day rate consistently I could get a nice mint from this: Going on that estimate, I could POSSIBLY achieve £96.4201/week. In Slush's pool, going from the average solve time I could get £84/week.

What are your experiences with solo mining? Do you get consistent results (say within 8 hours or so).

[edit] Thats all off my 2am math work  Undecided and something tells me I did it wrong  Grin
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