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Topic: 6 blocks an hour my ass! - page 3. (Read 7252 times)

member
Activity: 112
Merit: 10
June 22, 2011, 06:08:02 PM
#17
has anyone tried to calculate the point at which we will reach the 21 million btc limit with current rates of network growth?
newbie
Activity: 42
Merit: 0
June 22, 2011, 04:15:46 PM
#16
A few days ago on here, someone was claiming to calculate the income of a 5830, and he calmly stated what a months' income would be -- based on 877K difficulty!

(Newsflash, bro: that difficulty level expires in LESS THAN TWO DAYS! Sorry to burst your bubble)

So you won't get more than 2 days income at this difficulty -- and then you can't count on 1.3M difficulty either, because that will only last 8 or 9 days...

Those monthly income projections are so stupid. That's why you have people wanting to sell/return their mining hardware -- when reality comes a-calling.


Ok, bra...so whats different about the 5830, or any other card, troll? Now you show up here harping on the 5830.

Difficulty increases are across the board, whether the new miner with one 4650, or the super miner with 20 rigs of 4x 6990s. Everyone will be affected the same.

Mining for block generation is for the long haul, and correlates with both difficulty and price. Both can go up, and down, Captain Obvious.


It's called efficiency.

You think every card has the same MH per watt?

Or that every rig uses the same number of watts to achieve a given MH? 



Have you? I didn't see anything in your original reply, nor any other troll-like replies you've submitted. Efficiency cracked in later replies (with some decent insight from others.) Besides, wasn't OP talking about block generation, not possible costs to get there or other inconsequential crap? I chimed in when I saw your troll-like behavior show up yet again and mention a 5830 card.

Reality is, crap tons of people got on the bandwagon, and they may or may not stay on it when it fords and flips in the Mighty Missip'. You trying to divinate that moment is fool-based theorycrafting.

Block generation will level out with the scope it's designed to, will decrease with reduction in computing power, and will accelerate with network growth. Second-order type variance will always screw with simple parameters.

sr. member
Activity: 392
Merit: 250
June 22, 2011, 02:41:25 PM
#15
A few days ago on here, someone was claiming to calculate the income of a 5830, and he calmly stated what a months' income would be -- based on 877K difficulty!

(Newsflash, bro: that difficulty level expires in LESS THAN TWO DAYS! Sorry to burst your bubble)

So you won't get more than 2 days income at this difficulty -- and then you can't count on 1.3M difficulty either, because that will only last 8 or 9 days...

Those monthly income projections are so stupid. That's why you have people wanting to sell/return their mining hardware -- when reality comes a-calling.


Ok, bra...so whats different about the 5830, or any other card, troll? Now you show up here harping on the 5830.

Difficulty increases are across the board, whether the new miner with one 4650, or the super miner with 20 rigs of 4x 6990s. Everyone will be affected the same.

Mining for block generation is for the long haul, and correlates with both difficulty and price. Both can go up, and down, Captain Obvious.


It's called efficiency.

You think every card has the same MH per watt?

Or that every rig uses the same number of watts to achieve a given MH? 

member
Activity: 224
Merit: 10
June 22, 2011, 02:00:24 PM
#14
I just did some calculations for the hell of it, assuming a 50% growth rate in computing power (we've seen this for the last 6 months on average).

In a month (6500 blocks roughly given 9 days per 2000 blocks) given the above assumption, your current rig will earn only 30% of what it is earning now in terms of BTC.

In two months, it'll earn 7% of what it is currently earning.

In three months, it's going to earn a measly 1.7% of what it's earning now.

So unless we see a MASSIVE increase in BTC valuation or computational power levels off for some reason, mining will become unprofitable for most people quite quickly.

Must we all play so fast and loose with the truth? 6 months ago there was almost no growth in computing power, then 2 months ago an explosion of computing power. Averaging nearly nothing with something huge to get a middle number is just sloppy. Try going back and looking at the root of why such things would occur.

How about you go and look at the charts instead of spouting nonsense...

http://bitcoin.sipa.be/

member
Activity: 112
Merit: 10
June 22, 2011, 01:20:02 PM
#13
Must we all play so fast and loose with the truth? 6 months ago there was almost no growth in computing power, then 2 months ago an explosion of computing power. Averaging nearly nothing with something huge to get a middle number is just sloppy. Try going back and looking at the root of why such things would occur.

Media exposure
Increased BTC value
Vast availability of unused GPU cycles
Increased availability of GPU mining programs

Those are the roots.  Sure you can look back 1.5 years, but there was no GPU mining. Now there is.

There are no forecasted awesome GPU advances in the next 3 months.  So 2 months of 50% increases is both possible, and it is what we've been experiencing the last few cycles with the influx of the above points.
hero member
Activity: 602
Merit: 500
June 22, 2011, 01:05:06 PM
#12
I just did some calculations for the hell of it, assuming a 50% growth rate in computing power (we've seen this for the last 6 months on average).

In a month (6500 blocks roughly given 9 days per 2000 blocks) given the above assumption, your current rig will earn only 30% of what it is earning now in terms of BTC.

In two months, it'll earn 7% of what it is currently earning.

In three months, it's going to earn a measly 1.7% of what it's earning now.

So unless we see a MASSIVE increase in BTC valuation or computational power levels off for some reason, mining will become unprofitable for most people quite quickly.

Must we all play so fast and loose with the truth? 6 months ago there was almost no growth in computing power, then 2 months ago an explosion of computing power. Averaging nearly nothing with something huge to get a middle number is just sloppy. Try going back and looking at the root of why such things would occur.
member
Activity: 112
Merit: 10
June 22, 2011, 01:01:45 PM
#11
I just did some calculations for the hell of it, assuming a 50% growth rate in computing power (we've seen this for the last 6 months on average).

In a month (6500 blocks roughly given 9 days per 2000 blocks) given the above assumption, your current rig will earn only 30% of what it is earning now in terms of BTC.

In two months, it'll earn 7% of what it is currently earning.

In three months, it's going to earn a measly 1.7% of what it's earning now.

So unless we see a MASSIVE increase in BTC valuation or computational power levels off for some reason, mining will become unprofitable for most people quite quickly.

Yes, there is a mathematical limit for the # of coins you can earn, too, based on a 50% increase of difficulty resulting in a 2/3 drop in coins per increase.  The formula is very straightforward, because 2/3^x becomes a geometric series.

It ends up being 3*N, where N is the # of coins you are mining per difficulty (9 days).  At 1.0Ghash, a miner got 9 coins.  So no matter what, if the difficulty goes up 50% forever, that miner can expect to mine 27 coins over the lifetime of his rig. Period.

Someone like me at 330mhash has an 'N' value of 3, since I will only pull 3 BTC out of this 877k difficulty.  So my maximum coins, ever is 9.  Provided continual 50% increases of difficulty.

The limit is so steep that by the 6th difficulty, I will have mined ~8 coins, so from then to infinity, I would get 1 more coin, which means 6 50% difficulties is the endgame.
member
Activity: 224
Merit: 10
June 22, 2011, 12:56:27 PM
#10
A few days ago on here, someone was claiming to calculate the income of a 5830, and he calmly stated what a months' income would be -- based on 877K difficulty!

(Newsflash, bro: that difficulty level expires in LESS THAN TWO DAYS! Sorry to burst your bubble)

So you won't get more than 2 days income at this difficulty -- and then you can't count on 1.3M difficulty either, because that will only last 8 or 9 days...

Those monthly income projections are so stupid. That's why you have people wanting to sell/return their mining hardware -- when reality comes a-calling.


Ok, bra...so whats different about the 5830, or any other card, troll? Now you show up here harping on the 5830.

Difficulty increases are across the board, whether the new miner with one 4650, or the super miner with 20 rigs of 4x 6990s. Everyone will be affected the same.

Mining for block generation is for the long haul, and correlates with both difficulty and price. Both can go up, and down, Captain Obvious.


Efficiency is going to be paramount. You need to have the most efficient hardware / cheap electricity or you will get squeezed out of the market as your rig's running costs will be greater than the BTC you earn.
newbie
Activity: 42
Merit: 0
June 22, 2011, 12:52:00 PM
#9
A few days ago on here, someone was claiming to calculate the income of a 5830, and he calmly stated what a months' income would be -- based on 877K difficulty!

(Newsflash, bro: that difficulty level expires in LESS THAN TWO DAYS! Sorry to burst your bubble)

So you won't get more than 2 days income at this difficulty -- and then you can't count on 1.3M difficulty either, because that will only last 8 or 9 days...

Those monthly income projections are so stupid. That's why you have people wanting to sell/return their mining hardware -- when reality comes a-calling.


Ok, bra...so whats different about the 5830, or any other card, troll? Now you show up here harping on the 5830.

Difficulty increases are across the board, whether the new miner with one 4650, or the super miner with 20 rigs of 4x 6990s. Everyone will be affected the same.

Mining for block generation is for the long haul, and correlates with both difficulty and price. Both can go up, and down, Captain Obvious.
member
Activity: 224
Merit: 10
June 22, 2011, 12:51:37 PM
#8
I just did some calculations for the hell of it, assuming a 50% growth rate in computing power (we've seen this for the last 6 months on average).

In a month (6500 blocks roughly given 9 days per 2000 blocks) given the above assumption, your current rig will earn only 30% of what it is earning now in terms of BTC.

In two months, it'll earn 7% of what it is currently earning.

In three months, it's going to earn a measly 1.7% of what it's earning now.

So unless we see a MASSIVE increase in BTC valuation or computational power levels off for some reason, mining will become unprofitable for most people quite quickly.
hero member
Activity: 590
Merit: 500
June 22, 2011, 12:45:28 PM
#7
By September, the difficulty should be in the 7M range.

assuming people are sane/aren't mining for free/price doesn't soar back up/electric rate doesn't go up or down/etc., people will start dropping out before then.

my 6870 will stop being profitable at about 5.6 million difficulty, assuming $15/BTC with my fairly cheap $0.09/KWhr electricity.
sr. member
Activity: 392
Merit: 250
June 22, 2011, 11:25:45 AM
#6
A few days ago on here, someone was claiming to calculate the income of a 5830, and he calmly stated what a months' income would be -- based on 877K difficulty!

(Newsflash, bro: that difficulty level expires in LESS THAN TWO DAYS! Sorry to burst your bubble)

So you won't get more than 2 days income at this difficulty -- and then you can't count on 1.3M difficulty either, because that will only last 8 or 9 days...

Those monthly income projections are so stupid. That's why you have people wanting to sell/return their mining hardware -- when reality comes a-calling.
member
Activity: 112
Merit: 10
June 22, 2011, 11:08:58 AM
#5
Yeah, I've been harping on 50% difficulty increases for the next 6 increases (~2 months).

People getting in to mining think that the difficulty stays at 1 level for months at a time.

They don't realize the network is increasing difficulty by 50% every 9.5 days.

By September, the difficulty should be in the 7M range.  People should be using that as their difficulty calculation, not the 877k difficulty which expires in 2 days.
full member
Activity: 168
Merit: 100
June 22, 2011, 03:51:04 AM
#4
fair enough. I keep hearing '6 blocks an hour' like that number is hard-coded into the system.

6 blocks an hour is how the network adjusts the difficulty level.  More than 6 blocks in an hour and the difficulty level will go up, less than 6 blocks and it will go down.

Currently we are at 10.88 blocks an hour average!  Get ready for a huge difficulty level increase to ~1.3M!
member
Activity: 112
Merit: 10
June 22, 2011, 02:58:09 AM
#3
fair enough. I keep hearing '6 blocks an hour' like that number is hard-coded into the system.
donator
Activity: 2058
Merit: 1054
June 22, 2011, 02:55:00 AM
#2
An average 6 blocks per hour is only when the network hashing capacity is at an equilibrium. If it is in a rapid upward trend it will be faster.

You could argue that it should have had a more sophisticated control algorithm that will approach the target average over time, but long term it doesn't matter much.
member
Activity: 112
Merit: 10
June 22, 2011, 02:48:35 AM
#1
I have yet to see anything at or below 6 blocks an hour... how is the network supposed to create 6 blocks an hour when it seems to average way above that.. did I miss something?
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