[url]http://mersenneforum.org/showthread.php?t=16050[/url]

Xyzzy does just this, with two computers running nVidia GPUs and TF. The question here was if a different trade of power versus speed might make sense.

[url]http://www.mersenneforum.org/showthread.php?t=20795[/url]

The above thread includes several hardware setups from the first half of 2016, including run-cost analysis. There are several techniques for sharing power supplies.

Recycling high-core low-clock Xeon chips was also found to be cost-efficient.

[url]http://semiaccurate.com/2016/07/11/sifive-opens-silicon-access-freedom-e300-u500/[/url]

Thought people might be interested.