Questions tagged [u3]

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correct settings for cgminer 4.9.2

I have recently switched my mining from 4.6.1 to 4.9.2 with the same Antminer U3. Still wondering about correct settings for this new one. On 4.6.1 I have used --bsmc-options and other settings as --...
Max's user avatar
  • 1
5 votes
2 answers
23k views

Overclock Antminer U3 running on raspberry pi

I have an Antminer u3 running on a raspberry pi using bfgminer. Its currently running at 47GH/s. Does anyone know if is possible to over clock it using BGFminer so that it will run at 55 - 60 GH/s? ...
blobbymatt's user avatar
3 votes
8 answers
5k views

Bitmain Antminer U3 keeps going Zombie

I got 2 U3 running on Linux Ubuntu cgminer 4.9.0. Dedicated Power Supply New short USB cables Cold room ambient 5 degrees celcius (heat sinks don't go over 40 degrees) Not once have I managed to run ...
Piotr Kula's user avatar
1 vote
1 answer
5k views

How to get Bitmain U3 running on Linux?

How do I get the Bitmain U3 running on Linux? I'm using Ubuntu Server 11. I have downloaded the bitmain branch of cgminer and compiled it to using CFLAGS="-O2 -Wall -march=native" ./configure --...
Piotr Kula's user avatar