NVIDIA GeForce GTX 980M 's Advantages
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (160.4GB/s vs 64.00GB/s)
768 additional rendering cores
AMD Radeon Pro W6300M 's Advantages
Released 7 years and 3 months late
Boost Clock has increased by 81% (2040MHz vs 1127MHz)