Can any GPU mine Bitcoin?
Answer: Yes, in many cases. The profitability of using GPUs for mining cryptocurrencies depends on the cryptocurrency in question. For cryptocurrencies like BTC, it is less profitable because of high competition in using ASICs or application-specific integrated circuits for mining.
What GPU do I need to mine Bitcoin?
How many NVIDIA Tesla GPUs are needed to mine 1 Bitcoin per day? This means around 2681 TH/s needed for 1 BTC per day. That would mean, I need 2681 * 1000 = 2681000 cards for 1 BTC per day. Of course these cards needs power as well and then you probably understand it will cost far more than you will gain.
How many GPU does it take to mine 1 Bitcoin?
Here's the short answer: yes, bitcoin mining can be profitable if you invest in the right tools and join a bitcoin mining pool. That said, there are a lot of variables, and a high profit isn't guaranteed. Mining isn't for everyone.