Comparison of ASUS AREZ Dual Radeon RX 580 OC 8G video card vs Colorful GeForce RTX 2060 Ultra W OC 12G-V video card by specs and benchmarks. ASUS AREZ Dual Radeon RX 580 OC 8G runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory, while video card Colorful GeForce RTX 2060 Ultra W OC 12G-V runs at 1.257 GHz base clock speed and has 12 GB of GDDR6 memory. The weight is different, -- vs 1000 g. The TDP of the first video card is 185 W, and the second is 185 W . Compare the benchmark results to find out which video card is better.