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Topic: SP30 Cost recouping was Re: [ANN] Spondoolies-Tech - Best W/GH/s ratio, Best $/GH/s ratio - page 2. (Read 1929 times)

legendary
Activity: 1316
Merit: 1014
ex uno plures
a September SP30 won't ROI at all at the price it is sitting at.

Agree, its very unlikely.
legendary
Activity: 1274
Merit: 1000
Personal text my ass....
How many BTC do you folks predict the August and September SP30 machines will mine before they operates at a loss ?

August: 19 BTC
September: 16 BTC

Here is the calculation. Of course, it is just speculation, but at least it is based on regression instead of a static difficulty increase forecast: https://docs.google.com/spreadsheets/d/1P_rgP9XnBvuznWdRi7IUKizQHUR0DNxDrl08H90juzc/edit#gid=0


I will kiss your ass if you are in my area ..in a tutu ..in public if I can get 16 BTC out of a spondoolies sp30 sept order! (you sir are the 'hope fairy')

using the genesis block calculator at 39% difficulty increase I get like 12 BTC  and that is if equip is free and miner is free
(in a very hopeful manner...really pushing it to get 12BTC) as I think a 39% difficulty increase is very low next few months sure can't see 16 BTC!

https://tradeblock.com/mining/


hope I'm wrong....boy I really hope I'm wrong and you are correct!

Searing



An SP30 cost 9 bitcoin. You buy your SP30, how long will it take to get that 9 bitcoin back? Maybe. Sorry, I had to put my pessimistic hat on today. This is just my opinion, you may be better off just buying the 9 bitcoin instead so you don't have to wait such a long time to get it back, especially If BTC hits a nice rise. I'm constantly talking myself in and out of getting one and as of late am on the "out" stage right now. I do flop back and forth. If I'm reading the tradeblock site stats correctly, a September SP30 won't ROI at all at the price it is sitting at.
hero member
Activity: 714
Merit: 500
While i think sp30s should atleast break even (barring catastophic circumstances), i think calculating with a profit of 100% is unfounded.

There will most likely be profit, but (with stable bitcoin price and no massively deployed 0.2W/GH miner in the next 6 months) I would guesstimate more around 10%-40% is realistic, denominated in fiat.

Please keep in mind that estimating future difficulty, atleast more than 5-6 months into the future is pure vodoo.
legendary
Activity: 1316
Merit: 1014
ex uno plures
How many BTC do you folks predict the August and September SP30 machines will mine before they operates at a loss ?


August...MORE...
September...LESS... Grin

Incorrect question, buddy...

Why, chum ?
legendary
Activity: 1218
Merit: 1003
How many BTC do you folks predict the August and September SP30 machines will mine before they operates at a loss ?

August: 19 BTC
September: 16 BTC

Here is the calculation. Of course, it is just speculation, but at least it is based on regression instead of a static difficulty increase forecast: https://docs.google.com/spreadsheets/d/1P_rgP9XnBvuznWdRi7IUKizQHUR0DNxDrl08H90juzc/edit#gid=0


Here is the more realistic calculation.
https://tradeblock.com/mining/a/c8698595f1

Sept: 2.43 BTC
Okt: 1.75    BTC
Nov: 1.26    BTC
Dets: 0.90 BTC
Jan. 2015 0.65BTC       

There's going to be a jump of almost 30 Petahash in 6 days.

Does anyone know the reasons why there is so large difficulty jump (around 25%) this time?

Some new mines being started somewhere? The hardware being replaced in established mines?

If so, do you know which mines and what is their Petahash input?



It was the KNC
https://blockchain.info/pools?timespan=24hrs
copper member
Activity: 2898
Merit: 1464
Clueless!
How many BTC do you folks predict the August and September SP30 machines will mine before they operates at a loss ?

August: 19 BTC
September: 16 BTC

Here is the calculation. Of course, it is just speculation, but at least it is based on regression instead of a static difficulty increase forecast: https://docs.google.com/spreadsheets/d/1P_rgP9XnBvuznWdRi7IUKizQHUR0DNxDrl08H90juzc/edit#gid=0


I will kiss your ass if you are in my area ..in a tutu ..in public if I can get 16 BTC out of a spondoolies sp30 sept order! (you sir are the 'hope fairy')

using the genesis block calculator at 39% difficulty increase I get like 12 BTC  and that is if equip is free and miner is free
(in a very hopeful manner...really pushing it to get 12BTC) as I think a 39% difficulty increase is very low next few months sure can't see 16 BTC!

https://tradeblock.com/mining/


hope I'm wrong....boy I really hope I'm wrong and you are correct!

Searing

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