To farm Bitcoin in Escape From Tarkov, you must first unlock the Bitcoin farm. you may unlock the Bitcoin farm in Escape From Tarkov by completing tasks and upgrading facilities back at your Hideout.
How to build a Bitcoin Farm in Escape From Tarkov
To build a level one Bitcoin Farm, you need the following resources:
Building a level one Bitcoin farm will take 34 hours of real-time. Once the farm is built, you can farm Bitcoin based on how many GPUs you have inserted in it. If you have 10 GPUs inside a level one farm, you can farm Bitcoin every 29 hours in Escape From Tarkov. You will also need at least one GPU or you will be unable to farm Bitcoin. That said, here are some locations you can find GPUs below.

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How to get GPUs in Escape From Tarkov
To get GPUs in Escape From Tarkov, you must either purchase them off the Flea market or find them during matches on maps. If you opt to find GPUs in matches, we recommend searching the following locations in Escape from Tarkov:
Once you find a GPU during a match, you need toextract with it in Escape from Tarkov. After extracting the GPU inside your inventory, you can use it to power your Bitcoin farm.
What are Bitcoins used for in Escape from Tarkov?
Players can use Bitcoins to get other in-game currencies such as rubles and trade for weapons, armor, and other items in Escape from Tarkov.
For more on Escape from Tarkov we recommend checking out the following:Are Escape From Tarkov servers down? How to check server statusandBest Escape From Tarkov Maps for Beginners