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The Beating Heart of the Bitaxe Gamma

Jannis Langer

The BM1370 is an ASIC chip for SHA-256 mining designed for high efficiency and performance. As the heart of devices such as the Bitaxe Gamma, which we offer at Solomining, this chip delivers a lot of hashing power at low power consumption.

Technical features of the BM1370

  • The BM1370 is built for high hashrates. In the Solomining-optimized version of the Bitaxe Gamma, the chip reaches a hashrate of 1.30 TH/s. That is more than standard configurations and older models.
  • Its efficiency is 15 J/TH (joules per terahash). The chip therefore needs little power for the same hashing work, which keeps running costs low.
  • Bitmain does not publish the process node; industry reports assume 5 nm at TSMC. Finer structures deliver more computing power with less heat and make cooling easier.
  • Even under high load and when overclocked, the BM1370 stays thermally stable thanks to its design and good cooling. In our manufacturing in Germany (“Made in Germany”) we match the cooling to the higher performance.

Use in SHA-256 Bitcoin miners

The BM1370 was originally developed for the Bitmain Antminer S21 Pro. It is also used in the open-source project Bitaxe Gamma.

  • The Bitaxe Gamma in the Solomining Edition is equipped with a BM1370 and gives solo and pool miners a good balance of performance and efficiency. With our optimizations and manufacturing in Germany, it is aimed at anyone who values reliability and performance.
  • In the Bitmain Antminer S21 Pro, a large machine for mining farms, the BM1370 delivers a high hashrate with lower power consumption.

Is the BM1370 ASIC chip worth it?

For solo miners who take part in “lottery mining” on pools such as pool.solomining.de, the calculation is simple: with low electricity costs, you have a chance at the full block reward roughly every 10 minutes. With a single device, however, that chance is very small. The Bitaxe Gamma with the BM1370 is well suited for this and a piece of decentralized future built on open-source technology.

Choosing a miner with a BM1370 means choosing current technology. Around the open-source Bitaxe project, a growing community is also constantly working on firmware and software.

Conclusion

The BM1370 combines high performance and good efficiency in a compact chip. In the German-made Bitaxe Gamma from Solomining.de we make targeted use of these qualities. It suits anyone who wants to take part in Bitcoin mining themselves while using little power.

Jannis Langer

Jannis Langer founded Solomining. Solomining builds Bitaxe and NerdQaxe miners in Germany, CE compliant, and passes on a contribution for every miner sold to the developers of Open Source Miners United (OSMU).

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