I have Luminar 2018, 3 and 4 all installed in my PC and all of them are working. 2018 still the fastest of them all. 3 and 4 are not so good, although more functions.
Luminar 4 seems much slower than Luminar 3. Looks like it does not use GPU at all, as there is very CPU extensive usage. I have 4-core 3,4GHz CPU and 32 GB of RAM. Luminar 3 is able to fill all tha...