Bitaxe Gamma Duo 650
The Bitaxe Gamma Duo 650 is an open-source SHA-256 home miner for BTC solo mining, producing 1.63 TH/s at 26 W with an efficiency of 16 J/TH. It was released in February 2026.
Daily profit$0.04
Income / day$0.06at today's BTC price and difficulty
Electricity / day−$0.020.6 kWh a day · $0.0364/kWh
Income vs electricity · Mines BTC
Where to buy 1
| Seller | Ships from | Availability | ROI | Price | |
|---|---|---|---|---|---|
 X-ON Mining
|
China | In stock | 3134 days | $123 | $123View offer → |
Profit
| Income | Electricity | Profit | |
|---|---|---|---|
| Day | $0.06 | −$0.02 | $0.04 |
| Week | $0.43 | −$0.16 | $0.27 |
| Month | $1.86 | −$0.68 | $1.18 |
| Year | $22.62 | −$8.29 | $14.33 |
Price history
━ Average price ━ Lowest price
Specifications
ManufacturerBitaxe
ModelBitaxe Gamma Duo 650
Also known asBitaxe 650 Gamma Duo
ReleaseFeb 2026
AlgorithmSHA-256
Hashrate1.63 TH/s
Power26 W
Efficiency16.0 J/TH
Noise35 dB
Size10 × 12 × 5 mm
Weight0.3 kg
InterfaceWiFi
Temperature5–45 °C
Humidity5–95 %
About this miner
The Bitaxe Gamma Duo 650 is an ASIC miner by Bitaxe for the SHA-256 algorithm, rated at 1.63 TH/s on 26 W. It came out in February 2026. At 16.0 J/TH it is 40% more efficient than the median SHA-256 miner we track (26.4 J/TH). At $0.036/kWh it ranks #152 of 247 SHA-256 miners by daily profit, earning about $0.04 a day mining BTC. The best price on MinerPrices is $123. At 35 dB it is quiet enough for a home or office.
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