Hardware Asylum checked out the The PC Landscape with Cryptocurrency
A quote from the article:
One of the common topics over the past year was the lack of GPU availability. We have all heard about it and many of us had to deal with it in one way or another. Basically the situation is that with the rapid price increase of crytocurrency there is an increased demand from miners to get involved, buy more cards and increase their profit potential.The PC Landscape with Cryptocurrency @ Hardware Asylum
Profits are determined by a number of factors and there are online calculators that help you find a balance between hash rate calculations and cost of electricity. This can give the user an idea as to how quickly they can turn a profit at any given point. From there they can determine profit potential and as with everything computer related, more is better. Of course variables like exchange rate (price) and mining difficultly to factor in and for the most part they go up in a predictable pattern.