AMD Radeon HD 6390 's Advantages
Lower TDP (39W vs 345W)
AMD Radeon RX Vega 64 Liquid Cooling 's Advantages
Released 6 years and 1 months late
Boost Clock1677MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (483.8GB/s vs 16.00GB/s)
3776 additional rendering cores