Author

Topic: Am I doing it right? (Read 2481 times)

full member
Activity: 154
Merit: 100
April 13, 2011, 07:07:11 AM
#20
I have a 6950, shader unlocked, and running at 920 Core (700 Mem) with -v -w128 -f2 at 351 Mhash.  I can hit 361-362 at 940 core.


Why mem so low?

https://bitcointalksearch.org/topic/lowering-mem-clock-to-idle-speeds-speeds-up-mhs-4292
newbie
Activity: 19
Merit: 0
April 13, 2011, 06:54:29 AM
#19
I have a 6950, shader unlocked, and running at 920 Core (700 Mem) with -v -w128 -f2 at 351 Mhash.  I can hit 361-362 at 940 core.


Why mem so low?
legendary
Activity: 1666
Merit: 1000
April 12, 2011, 08:28:10 PM
#18
I have a 6950, shader unlocked, and running at 920 Core (700 Mem) with -v -w128 -f2 at 351 Mhash.  I can hit 361-362 at 940 core.

legendary
Activity: 3080
Merit: 1080
April 12, 2011, 07:54:53 PM
#17
So "f" flag seems to be doing nothing. However someone suggested this: and my rate went up to 320 Mhash/s


 -v -w128

Depending on if I had  -v -w128 -f 1 or -f 128 nothing changes.

Hmm well that's odd. From what I know the -f controls the "Frames per second" setting which you'd think if you set it to a lower number it would use "more" of your GPU and leave less for your desktop environment - ie increase performance slightly. Typically a higher -f setting is used if you find your desktop laggy.

I think though if you leave the -f argument out it default to a setting of -f 30

newbie
Activity: 19
Merit: 0
April 12, 2011, 03:27:01 PM
#16
So "f" flag seems to be doing nothing. However someone suggested this: and my rate went up to 320 Mhash/s


 -v -w128

Depending on if I had  -v -w128 -f 1 or -f 128 nothing changes.
legendary
Activity: 3080
Merit: 1080
April 12, 2011, 04:50:57 AM
#15
hehehe...just for kicks try -f 1

Tongue
member
Activity: 158
Merit: 10
April 12, 2011, 02:53:51 AM
#14
I thought 6950s should deliver over 300 Mh/s, especially OCed or unlocked shaders!

My old 6950 shader unlocked had 33x-350 Mh/s @950/500 core/mem depends on f flag.
newbie
Activity: 19
Merit: 0
April 12, 2011, 02:26:16 AM
#13

proportional...and yes you should run your miner with gpu specific flags..-w -v 128 -f 1 through 120 depending on whether you wish to use the system for anything other than mining...I use -f 60 and my day to day usage seems acceptable..

Is proportional http://mining.bitcoin.cz/ ?

that's score based... I recommend deepbit

score base is good if it's a dedicated mining rig IMO, or if you 24/7 often.

I see. I get it. Proportional deepbit then? Thanks!
full member
Activity: 126
Merit: 100
April 12, 2011, 02:21:24 AM
#12

proportional...and yes you should run your miner with gpu specific flags..-w -v 128 -f 1 through 120 depending on whether you wish to use the system for anything other than mining...I use -f 60 and my day to day usage seems acceptable..

Is proportional http://mining.bitcoin.cz/ ?

that's score based... I recommend deepbit

score base is good if it's a dedicated mining rig IMO, or if you 24/7 often.
newbie
Activity: 19
Merit: 0
April 12, 2011, 02:18:28 AM
#11

proportional...and yes you should run your miner with gpu specific flags..-w -v 128 -f 1 through 120 depending on whether you wish to use the system for anything other than mining...I use -f 60 and my day to day usage seems acceptable..

Is proportional http://mining.bitcoin.cz/ ?
newbie
Activity: 19
Merit: 0
April 12, 2011, 02:09:05 AM
#10
I'm getting ~540 Mhash/s now with 2x 6950's OC'd. That sound right?

Also, does it make more sense to join a pool or just mine solo? What's the recommended pool if I should join one?

I'm looking at http://mining.bitcoin.cz/ vs http://btcmine.com/ vs http://deepbit.net/

With my type of system, what's better? Pay Per Share, or Proportional? I don't really get it...

Oh yeah, and I still have the question if I should be running my miner with flags specific to my GPU's? I saw stuff like -128 f1 or something like that? What does that do?

proportional...and yes you should run your miner with gpu specific flags..-w -v 128 -f 1 through 120 depending on whether you wish to use the system for anything other than mining...I use -f 60 and my day to day usage seems acceptable..

I did -w -v 128 -f 120 and now it seems like it's just 273.3 Mhash/s stable. Doesn't seem to have increased anything just looks more stable. Hmm. Is it supposed to increase the efficiency?
newbie
Activity: 19
Merit: 0
April 12, 2011, 02:05:52 AM
#9
I thought 6950s should deliver over 300 Mh/s, especially OCed or unlocked shaders!

Apparently 272 Mhash/s ... sort of close to 300.
full member
Activity: 126
Merit: 100
April 12, 2011, 12:31:39 AM
#8
I thought 6950s should deliver over 300 Mh/s, especially OCed or unlocked shaders!
legendary
Activity: 3080
Merit: 1080
April 12, 2011, 12:25:44 AM
#7
I'm getting ~540 Mhash/s now with 2x 6950's OC'd. That sound right?

Also, does it make more sense to join a pool or just mine solo? What's the recommended pool if I should join one?

I'm looking at http://mining.bitcoin.cz/ vs http://btcmine.com/ vs http://deepbit.net/

With my type of system, what's better? Pay Per Share, or Proportional? I don't really get it...

Oh yeah, and I still have the question if I should be running my miner with flags specific to my GPU's? I saw stuff like -128 f1 or something like that? What does that do?

proportional...and yes you should run your miner with gpu specific flags..-w -v 128 -f 1 through 120 depending on whether you wish to use the system for anything other than mining...I use -f 60 and my day to day usage seems acceptable..
newbie
Activity: 19
Merit: 0
April 11, 2011, 11:50:23 PM
#6
I'm getting ~540 Mhash/s now with 2x 6950's OC'd. That sound right?

Also, does it make more sense to join a pool or just mine solo? What's the recommended pool if I should join one?

I'm looking at http://mining.bitcoin.cz/ vs http://btcmine.com/ vs http://deepbit.net/

With my type of system, what's better? Pay Per Share, or Proportional? I don't really get it...

Oh yeah, and I still have the question if I should be running my miner with flags specific to my GPU's? I saw stuff like -128 f1 or something like that? What does that do?
full member
Activity: 126
Merit: 100
April 11, 2011, 11:43:09 PM
#5
272 seems low.... I get more than that with my OCed 6870
newbie
Activity: 19
Merit: 0
April 11, 2011, 11:39:01 PM
#4
I dunno maybe it's just me but I don't think it's worth solo mining with that hashing capacity...given the current difficulty I'd say if you don't have at least above 1 Mhash/s then it's better to mine in a pool - this way you at least get frequent and more consistent payouts. Just my 0.02 BTC worth.


I hjave 544 Mhash/s

Did you mean GB?
legendary
Activity: 3080
Merit: 1080
April 11, 2011, 08:29:12 PM
#3
I dunno maybe it's just me but I don't think it's worth solo mining with that hashing capacity...given the current difficulty I'd say if you don't have at least above 1 Mhash/s then it's better to mine in a pool - this way you at least get frequent and more consistent payouts. Just my 0.02 BTC worth.
full member
Activity: 140
Merit: 101
April 11, 2011, 07:15:07 PM
#2
I'd say that's enough, except that I've been mining solo with about that much power for quite a while and still haven't generated a block for myself. I'm still within the realm of ordinary bad luck, but it's quite frustrating nonetheless.

Be warned: The path of the solo miner is good for your expected value but bad for your mental health.
newbie
Activity: 19
Merit: 0
April 11, 2011, 06:32:19 PM
#1
Windows 7

2x 6950's shader unlocked in crossfire

Running https://bitcointalksearch.org/topic/gui-mining-updated-dec-3-with-7970-bugfix-also-supports-stratum-3878 poclbm-gui under local solo mode.

Currently have "Default" setup generating on device 0 cayman. Should I create another one generating on device 1?

My current Mhash/s is 272/s. Is that good? How many khash is that?

Are there any extra param I should be running to make it more effecient? I remember seeing something like -vectors.

Am I generating enough that it's worth it to stay solo or should I join a pool?

Thanks!
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