Feb 01, 2019 · 5 Best GPU Mining Rigs For Bitcoin Mining 1. Nvidia GeForce GTX 1070. Nvidia which is known-name in the gaming industry found a different user base with almost same needs. Nvidia has been in the manufacturing of GPU mining rigs for long, and it’s GeForce GTX 1070 is perfect for the beginners. It provides high hash rats of up to 30mh/s and Mining Profit Calculator - BTC.com - Bitcoin Block Explorer Note: This calculation only applies to the PPS mode. And the mining process is affected by the practical status of miners, local electricity and other factors, so that the result is for reference only.