I am also having the same problem when building DepthMap.
I would like to know if there is a solution.
Warning Message
Warning: Device AMD Radeon Pro 5500M Compute Engine ignored because it has 2044 MB limit per allocation, but 2359 MB buffer required
MacOS Catalina Version 10.15.7
Metashape version 1.7.0 build 11637
MacBook Pro (16-inch, 2019)
2.4 GHz 8-Core Intel Core i9
64 GB 2667 MHz DDR4
AMD Radeon Pro 5500M 8 GB