2014/01/08 05:22:01
ROMORC
When I tried solo mining briefly this morning, the hashrates reported in cgminer were about 50kh/s less for each of my 280xs (650 vs 700) than they are when pool mining. Did you notice a decrease in hashrate when moving to solo mining? 
2014/01/08 06:51:12
eduncan911
ROMORC
When I tried solo mining briefly this morning, the hashrates reported in cgminer were about 50kh/s less for each of my 280xs (650 vs 700) than they are when pool mining. Did you notice a decrease in hashrate when moving to solo mining? 


I actually noticed an increase.  When I let it go full bore at night @ 100% fan, I'm seeing 1460 to 1490 khash/s.
 
Just a guess but what's your CPU the wallet is running on?  Mine is, uh, a little overkill (gaming system).  I am mining on that system.  See sig.    Maybe we need a kick-butt CPU to keep up with the hashing?  I have noticed a lot more CPU usage when mining compared to cudaminer when set with -H 1.
2014/01/08 08:44:17
eduncan911
Well, I started out strong... Found 3 blocks in the first 13 hours where I was estimated to find 1 in 14 hours.  
 
It's now been a little over 12 hours since my last block found.  I'm still ahead of the game (actually if I don't find another block for 24 hours, I'll still break even); but, it looks like this is part of the gamble. 
 
 
2014/01/08 08:46:00
ROMORC
eduncan911
ROMORC
When I tried solo mining briefly this morning, the hashrates reported in cgminer were about 50kh/s less for each of my 280xs (650 vs 700) than they are when pool mining. Did you notice a decrease in hashrate when moving to solo mining? 


I actually noticed an increase.  When I let it go full bore at night @ 100% fan, I'm seeing 1460 to 1490 khash/s.
 
Just a guess but what's your CPU the wallet is running on?  Mine is, uh, a little overkill (gaming system).  I am mining on that system.  See sig.    Maybe we need a kick-butt CPU to keep up with the hashing?  I have noticed a lot more CPU usage when mining compared to cudaminer when set with -H 1.




In the wallet itself, I had started the miner in the "mining" tab. Is that just a miner for the cpu and not actually necessary to mine on the GPUs? When I turn that off, my hash rates in cgminer go up, indicating that maybe I was overloading my 2600k.
 
Also, found my first block!
2014/01/08 09:07:46
eduncan911
ROMORC
eduncan911
ROMORC
When I tried solo mining briefly this morning, the hashrates reported in cgminer were about 50kh/s less for each of my 280xs (650 vs 700) than they are when pool mining. Did you notice a decrease in hashrate when moving to solo mining? 


I actually noticed an increase.  When I let it go full bore at night @ 100% fan, I'm seeing 1460 to 1490 khash/s.
 
Just a guess but what's your CPU the wallet is running on?  Mine is, uh, a little overkill (gaming system).  I am mining on that system.  See sig.    Maybe we need a kick-butt CPU to keep up with the hashing?  I have noticed a lot more CPU usage when mining compared to cudaminer when set with -H 1.




In the wallet itself, I had started the miner in the "mining" tab. Is that just a miner for the cpu and not actually necessary to mine on the GPUs? When I turn that off, my hash rates in cgminer go up, indicating that maybe I was overloading my 2600k.
 
Also, found my first block!




Haha!  That "mining" tab is just for the CPU!  (and wasn't in my OP purposely).  Hehehe... Yeah, that's why your hashing went down, your CPU was busy hashing as well.  
 
Though, I am curious to know what my 4.8 Ghz 12 thread 160 Bclk system could hash out. 
2014/01/08 09:09:01
eduncan911
Fyi, I've added a quick block mining estimate based on your hashrate and difficulty for those that are interested:
 
http://jsfiddle.net/eduncan911/UXJR5/
 
 
 
2014/01/08 09:21:40
ROMORC
The multipools are kind of irritating. The hashrate keeps fluctuating between 1Gh/s and 4Gh/s because its the most profitable currency when the multipools aren't mining digitalcoin, but not when they aren't.
2014/01/08 09:48:48
Equitum
ROMORC
The multipools are kind of irritating. The hashrate keeps fluctuating between 1Gh/s and 4Gh/s because its the most profitable currency when the multipools aren't mining digitalcoin, but not when they aren't.



That's one of the reasons I'm sticking to mining Dogecoin - it's still more profitable to mine than Litecoin, but the net hashrate doesn't vary as wildly as other coins (Cinnamoncoin, BBQCoin, Galaxycoin, Noirbits, Alphacoin, Casinocoin, and Spots seem to be the ones that fluctuate the most), so the difficulty, and therefore net daily profit, doesn't fluctuate like a slinky.

However, I still might try solo mining for a day for kicks and giggles, especially because the exchange rate for Doge/BTC has been getting lower and lower over the past week, which means I can't really cash out at the end of each day (0.01 BTC minimum transaction limit on Cryptsy being the limiting factor). I'm getting about the same hashrate on my 780 Ti Classy as eduncan is on one Titan, so it'll take me twice as long to find a block (or longer!), but I expect I'd find at least one a day, which is only a little less than what coinwarz estimates I would get from pool mining Digitalcoin.
2014/01/08 09:59:17
eduncan911
Equitum
ROMORC
The multipools are kind of irritating. The hashrate keeps fluctuating between 1Gh/s and 4Gh/s because its the most profitable currency when the multipools aren't mining digitalcoin, but not when they aren't.



That's one of the reasons I'm sticking to mining Dogecoin - it's still more profitable to mine than Litecoin, but the net hashrate doesn't vary as wildly as other coins (Cinnamoncoin, BBQCoin, Galaxycoin, Noirbits, Alphacoin, Casinocoin, and Spots seem to be the ones that fluctuate the most), so the difficulty, and therefore net daily profit, doesn't fluctuate like a slinky.

However, I still might try solo mining for a day for kicks and giggles, especially because the exchange rate for Doge/BTC has been getting lower and lower over the past week, which means I can't really cash out at the end of each day (0.01 BTC minimum transaction limit on Cryptsy being the limiting factor). I'm getting about the same hashrate on my 780 Ti Classy as eduncan is on one Titan, so it'll take me twice as long to find a block (or longer!), but I expect I'd find at least one a day, which is only a little less than what coinwarz estimates I would get from pool mining Digitalcoin.


If I read this right, you said you may try solo mining DOGE for a day?  The current DOGE difficulty (at the time of this post) is 249.43814211, not DGC's 13.21958334.  It is estimated, at 1400 khash/s, that I'd find a DOGE block in about 9 days.  So 1/2 that is 18 days to find a block.
 
Of course, it's a gamble and you could get lucky and find one in a few hours - or a few seconds.
 
Yeah, I'm happy to see the 780 Ti Classify do just as well.  I got my 780 Classified (non-Ti) up to 690 khash/s with a custom BIOS ; but, the wattage usage was unbelievable and less than 1 Mh/J.  The sweet spot seemed to be around 620 to 640 khash/s in the 780 Classified at 1320 Mhz.  
 
Then again, now that I understand the power of the Temp Target Unvolting trick discovered in this thread, I am going to take another crack at my 780 Classy to see how efficient I can make it.  Setting up a Linux box now just for it and my GTX 460 I have laying round.
2014/01/08 10:19:32
Equitum
eduncan911
Equitum
ROMORC
The multipools are kind of irritating. The hashrate keeps fluctuating between 1Gh/s and 4Gh/s because its the most profitable currency when the multipools aren't mining digitalcoin, but not when they aren't.



That's one of the reasons I'm sticking to mining Dogecoin - it's still more profitable to mine than Litecoin, but the net hashrate doesn't vary as wildly as other coins (Cinnamoncoin, BBQCoin, Galaxycoin, Noirbits, Alphacoin, Casinocoin, and Spots seem to be the ones that fluctuate the most), so the difficulty, and therefore net daily profit, doesn't fluctuate like a slinky.

However, I still might try solo mining for a day for kicks and giggles, especially because the exchange rate for Doge/BTC has been getting lower and lower over the past week, which means I can't really cash out at the end of each day (0.01 BTC minimum transaction limit on Cryptsy being the limiting factor). I'm getting about the same hashrate on my 780 Ti Classy as eduncan is on one Titan, so it'll take me twice as long to find a block (or longer!), but I expect I'd find at least one a day, which is only a little less than what coinwarz estimates I would get from pool mining Digitalcoin.


If I read this right, you said you may try solo mining DOGE for a day?  The current DOGE difficulty (at the time of this post) is 249.43814211, not DGC's 13.21958334.  It is estimated, at 1400 khash/s, that I'd find a DOGE block in about 9 days.  So 1/2 that is 18 days to find a block.
 
Of course, it's a gamble and you could get lucky and find one in a few hours - or a few seconds.
 
Yeah, I'm happy to see the 780 Ti Classify do just as well.  I got my 780 Classified (non-Ti) up to 690 khash/s with a custom BIOS ; but, the wattage usage was unbelievable and less than 1 Mh/J.  The sweet spot seemed to be around 620 to 640 khash/s in the 780 Classified at 1320 Mhz.  
 
Then again, now that I understand the power of the Temp Target Unvolting trick discovered in this thread, I am going to take another crack at my 780 Classy to see how efficient I can make it.  Setting up a Linux box now just for it and my GTX 460 I have laying round.



Ah, not Doge. Certainly not Doge. The difficulty is too high for solo mining. I was talking about DGC :P

I still have yet to flash to the skyn3t BIOS, so I'm running at 1124 MHz core clock and a +150 MHz memory clock offset, with only +0.37V (which I'm still not sure Precision X is applying for sure, honestly). I'm usually sitting at around 70C, but I just turned up the heater in the house, so the room my computer is in is a few degrees warmer than normal.


 
I think I would have more luck with water cooling - the ASIC score for this 780 Ti Classy is 66.1%.

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