It seems NVIDIA is changing up the memory layout for its new GeForce RTX 5090 over the current-gen RTX 5090, with the GB202 "Blackwell" GPU inside, next-gen GDDR7 memory on a huge 512-bit memory bus.
These are purportedly the first mainstream laptops for consumers to feature LPCAMM2, which Lenovo is pairing with Intel's newest generation Panther Lake silicon.