AMD Radeon Pro 580X 's Advantages
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (218.9GB/s vs 64.00GB/s)
1536 additional rendering cores
AMD Radeon Pro W6300M 's Advantages
Released 2 years and 10 months late
Boost Clock has increased by 70% (2040MHz vs 1200MHz)
Lower TDP (25W vs 185W)