AMD Radeon Pro W6600M 's Advantages
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 64.00GB/s)
1024 additional rendering cores
AMD Radeon Pro W6300M 's Advantages
Released 7 months late
Boost Clock has increased by 0% (2040MHz vs 2034MHz)
Lower TDP (25W vs 90W)