POWER9 Benchmarks vs. Intel Xeon vs. AMD EPYC Performance On Debian Linux Written by Michael Larabel in Processors on 4 April 2018 at 10:26 AM EDT. Page 1 of 4. 49 Comments. For several days we've had remote access to one of the brand new Raptor Talos II Workstations that is powered by POWER9 processors and open-source down through the firmware. For those curious how these latest POWER processors