I'm happy to report Michael Larabel at Phoronix said Timothy Pearson at Raptor Computing said AMDKFD/ROCm GPU compute can work on POWER systems like Raptor's Talos II. You can see this is so at https://www.phoronix.com/scan.php?page=news_item&px=AMDKFD-Compute-POWERPC Happy holidays, Kingsley -- Time is the fire in which we all burn.