Comparison of PowerColor Radeon RX Vega 64 Liquid video card vs GIGABYTE Radeon RX Vega 64 8G video card by specs and benchmarks. PowerColor Radeon RX Vega 64 Liquid runs at 1.406 GHz+ 13 % base clock speed and has 8 GB of HBM2 memory, while video card GIGABYTE Radeon RX Vega 64 8G runs at 1.406 GHz+ 13 % base clock speed and has 8 GB of HBM2 memory. The weight is different, -- vs --. The TDP of the first video card is 295 W, and the second is 295 W . Compare the benchmark results to find out which video card is better.