On 2021/01/12 12:29, Kurt Miller wrote: > I purchased one of the rev c boards with 8GB ram with the > hopes that it could build the full ports tree. Good news > it installs and boots fairly easily. Bad news is that I > missed that the 8GB ram is split between the CPU and the > NPU (4GB for CPU/GPU, 4GB for NPU) so only 4GB is usable > for building ports.
Unfortunately rk3399 has a hard limit of 4GB. For 8GB or more I'm pretty sure the only options are rpi4 or the expensive ones (synquacer, macchiatobin, emag, or the softiron boards but the latter are not particularly fast).