Oracle's New Supercomputer Has 1,060 Raspberry Pis Posted by rbanffy on Wednesday September 18, 2019 @06:43AM from the tomshardware.com dept. https://www.tomshardware.com/news/oracle-raspberry-pi-supercomputer,40412.html ( 1 comment | 2 points | on HN )
At best we can estimate a lower bound for the cost. 1,060 * $27 = $28,620
*Depends on actual bulk pricing for Pi 3B+