How to Mine Dogecoin In 2021 | Ultimate Guide | CoinJournal
2021-8-4 · Though the device is outdated, it can still churn out a decent 550 Mh/s. Consuming only 950W of power, you can still run into profits if you join a decent sized mining pool. The L21 was an expensive device when it came out in 2018, costing $2,500, but you can expect to pay $300 for a used machine.