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Antminer G2 (220 MH/s)
Outdated · Bitmain · Air-cooled · SHA-256
The Antminer G2 (220 MH/s) is a air-cooled Ethash Ethereum Classic ASIC miner from Bitmain released in Dec 2017. It runs at 220 MH/s while drawing 1,200 W. It is more than five years old and no longer competitive; the figures below are kept for reference.
Antminer G2 profitability
As of Sep 19, 2026, hosted in Argentina at 6.0¢/kWh with 98.7% uptime. Bitcoin $80,934.
| Period | Bitcoin mined | Revenue | Electricity | Profit |
|---|---|---|---|---|
| Daily | 0.000000 BTC | $0.00 | $1.79 | -$1.79 |
| Weekly | 0.000000 BTC | $0.00 | $12.54 | -$12.54 |
| Monthly | 0.000000 BTC | $0.00 | $54.48 | -$54.48 |
| Yearly | 0.000000 BTC | $0.00 | $653.65 | -$653.65 |
Electricity per bitcoin mined: —.
Where to host the Antminer G2
| Site | Cooling | Rate | Uptime | Cost per BTC | Profit per month | All-in per unit | Year 1 return |
|---|---|---|---|---|---|---|---|
| UAE | Immersion | 6.0¢ | 99.3% | — | -$55 | — | — |
| Nigeria | Air-cooled | 3.9¢ | 73.6% | — | -$26 | — | — |
| Argentina | Air-cooled | 6.0¢ | 98.7% | — | -$54 | — | — |
Antminer G2 specifications
| Specification | Value |
|---|---|
| Manufacturer | Bitmain |
| Model | Antminer G2 |
| Release date | Dec 2017 |
| Algorithm | SHA-256 |
| Hashrate | — |
| Power consumption | 1200 W |
| Efficiency | null J/TH |
| Cooling | Air-cooled |
| Weight | 15 kg (approx.) |
Antminer G2 FAQ
Can I buy the Antminer G2?
The Antminer G2 is outdated. Newer models make Ethereum Classic far more cheaply.
What is the hashrate and power consumption of the Antminer G2?
The Antminer G2 produces 220 MH/s of Ethash hashrate and consumes 1,200 W.
What are the dimensions and weight of the Antminer G2?
The Antminer G2 measures about n/a and weighs around 15 kg.
Is the Antminer G2 air-cooled or hydro-cooled?
The Antminer G2 is air-cooled with fans. In the UAE we run air-cooled machines in immersion tanks instead, which keeps them cool in desert heat.
Where can the Antminer G2 be hosted?
We can host the Antminer G2 in UAE (6.0¢/kWh, 99.3% uptime, immersion), Nigeria (3.9¢/kWh, 73.6% uptime) and Argentina (6.0¢/kWh, 98.7% uptime). The Ethereum Classic it mines goes straight to your own wallet.
When was the Antminer G2 released?
Bitmain announced the Antminer G2 in Dec 2017.