AMD Radeon RX Vega 64 's Advantages
Boost Clock has increased by 9% (1546MHz vs 1420MHz)
Larger VRAM bandwidth (483.8GB/s vs 256.0GB/s)
1792 additional rendering cores
AMD Radeon RX 590 GME 's Advantages
Released 2 years and 7 months late
Lower TDP (175W vs 295W)