19Nik90 wrote:On my MacBook Pro 2018 with Radeon Pro 555X it says "No GPU Selected", when I select it, it deselect automatically. Is it compatible?

Thank you

I don't believe any of the Radeon 5xx series cards (discrete or desktop) are supported. All of those predate the Vega and Navi series cards.

Right now the team is hard at work on Octane X | PR1.1 which will include fixes for the bugs reported to so far in PR1, and integrate general changes/fixes being made in tandem with 2020.1.5 CUDA.

Based on feedback, we are talking to apple/AMD folks about whether it may be possible to back-port ...

Regarding eGPUs, my experience is anything beyond two puts you in the realm of a lot of extra cost for not a lot of extra performance, for reasons alluded to earlier (controller limitations). If using a 15 or 16" MBP (say 2017 or later), plug one eGPU into each side of the Mac after you've booted it ...