The Dell G15 5515 will launch with at least an AMD Ryzen 7 5800H and an NVIDIA GeForce RTX 3060 GPU, according to a 3DMark listing. The 115 W GPU will be available with 16 GB of RAM and a fast 1TB SSD, too.
https://www.notebookcheck.net/Dell-G15-5515-hits-3DMark-with-an-AMD-Ryzen-7-5800H-processor-an-NVIDIA-GeForce-RTX-3060-GPU-and-16-GB-of-RAM.529768.0.html