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Bitmain Antminer R4 ~8TH/s at 0.1 W/GH Quiet Home Bitcoin Miner

4.2 out of 5 stars 4 customer reviews

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  • Hash Rate: 8.7 TH/s (within 10 percent)
  • Built-in web management portal. Separate host computer NOT required
  • Power Consumption: 870W (within 9 percent) at the wall (with Bitmain's APW5 PSU)
  • Extremely Quiet (52dB at an ambient temp of 35C)
  • Power supply sold separately. APW5 PSU recommended

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Product description

Hash Rate: 8.7TH/s (variation of 10 percent is expected). Power Consumption: 870W (withing 9 percent) at the wall (with Bitmain's APW5 PSU, 93 percent efficiency, 25C ambient temp). Power Efficiency: 0.1 J/GH at the wall (with Bitmain's APW5 PSU). Noise level: ~52dB. Chip quantity per unit: 126 x BM1387. Rated Voltage: 11.60 ~13.00V. Product size: 515mm (L) x 100mm (W) x 222mm (H). Package size: 610mm (L) x 215mm (W) x 340mm (H). Operating Temperature: 0C to 40C. Network Connection: Ethernet (cable not included). Notes: 1. Each AntMiner R4 has six 6-pin PCI-e connectors for 12V/15A DC STABLE input on hash boards and one additional 6-pin PCI-e connector on the controller. All SEVEN 6-pin PCI-e connectors are required. Do not connect more than one PSU to the same hash board to prevent possible damage and instability. 2. Power consumption figures will vary with your PSU's efficiency, the ambient operating temperature and the accuracy of the power meter. 3. Power supply unit is not included. Bitmain recommends the APW5 power supply for the R4.


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Summary : Screen Size, Screen Resolution, Graphics Coprocessor, Graphics Card RAM

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Warranty & Support

Amazon.com Return Policy:You may return any new computer purchased from Amazon.com that is "dead on arrival," arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test "dead on arrival" returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the condition of the product. Any returned computer that is damaged through customer misuse, is missing parts, or is in unsellable condition due to customer tampering will result in the customer being charged a higher restocking fee based on the condition of the product. Amazon.com will not accept returns of any desktop or notebook computer more than 30 days after you receive the shipment. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor.
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