If the nonce is 32 bits why the proof of it is difficult?

by M.Binsonek   Last Updated April 15, 2019 01:27 AM - source

I want to know why mining of nonce is difficult?

The nonce is 32 bits (4294967296) and a high level Nvidia graphic card can check and mine it in a second.

why do we need a pool to mine a blockchain?



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