Author

Topic: Previous Difficulties (Read 1396 times)

legendary
Activity: 2506
Merit: 1010
June 23, 2012, 01:57:21 PM
#9

interesting. if i'm reading this right, it's been more or less stable for a year now. that's ...actually really interesting, when you think of all that's happened with the fpgas and GPU's and such. i'm actually quite surprised by this.

The chart against that data shows this visually and you are correct -- relatively flat (log scale).


 - http://docs.google.com/spreadsheet/ccc?key=0AmcTCtjBoRWUdHVRMHpqWUJValI1RlZiaEtCT1RrQmc#gid=1

This occurs because mining capacity lags price.  The price wasn't high long enough for capacity to catch up to it, so even after the price came down, mining capacity didn't drop at a proportionate degree.    And then when the price dropped to levels where almost nobody was mining profitably, many miners kept their rigs running at a loss -- partly due to the sunk cost fallacy but for other reasons as well.

Keep in mind that in less than six months from now the block reward drops to 25 BTC.  Some mining operators paying average or above-average electric utility rates (e.g., $0.15 per kWh or higher) know this drop is coming and realize that GPU mining will likely no longer offer a chance for profits (unless the BTC/USD rises much faster than the difficulty by then).

But with the backlog in the FPGA order books, and a hearty appetite yet for new and used GPUs by those whose electric costs are lower, it is likely the difficulty level will be going up, where the rise on the chart is noticeable.
rjk
sr. member
Activity: 448
Merit: 250
1ngldh
legendary
Activity: 1778
Merit: 1008
June 23, 2012, 06:36:33 AM
#6
Is there site that charts the difficulties with specific numbers? Or at least shows the last difficulty and the date it changed?

 - https://docs.google.com/spreadsheet/ccc?key=0AmcTCtjBoRWUdHVRMHpqWUJValI1RlZiaEtCT1RrQmc

interesting. if i'm reading this right, it's been more or less stable for a year now. that's ...actually really interesting, when you think of all that's happened with the fpgas and GPU's and such. i'm actually quite surprised by this.
sr. member
Activity: 392
Merit: 250
June 23, 2012, 05:50:54 AM
#5

I need the actually numbers. Someone must be keeping track of it.
zvs
legendary
Activity: 1680
Merit: 1000
https://web.archive.org/web/*/nogleg.com
legendary
Activity: 2506
Merit: 1010
June 23, 2012, 04:22:10 AM
#3
Is there site that charts the difficulties with specific numbers? Or at least shows the last difficulty and the date it changed?

 - https://docs.google.com/spreadsheet/ccc?key=0AmcTCtjBoRWUdHVRMHpqWUJValI1RlZiaEtCT1RrQmc
legendary
Activity: 2212
Merit: 1001
June 23, 2012, 04:08:03 AM
#2
There was :

http://btcserv.net/bitcoin/history/

I wish I had copied those pages.It was easy to read too(very simple,like me  Grin ).
sr. member
Activity: 392
Merit: 250
June 23, 2012, 04:05:10 AM
#1
Is there site that charts the difficulties with specific numbers? Or at least shows the last difficulty and the date it changed?
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