parts-quick 32GB Memory for Dell G7 17 7790 Gaming Compatible RAM Upgrade 2RX8 DDR4 2666MHz SODIMM at Amazon.com
A-Tech 16GB Memory RAM for Dell G7 17 7790 - DDR4 3200MHz PC4-25600 Non ECC SO-DIMM 1Rx8 1.2V - Single Laptop & Notebook Upgrade Module (Replacement for SNP1CXP8C/16G) at Amazon.com
The 2020 G7 17". i7 10750H, RTX 2070 (laptop, not MaxQ), 16GB 2933 Mhz RAM, 300Hz display, 512GB NVME. $1699 at Best Buy. Comparison to the M17 R3 in the comments. : r/Alienware