Comparison of GIGABYTE Radeon RX 580 Gaming 8G MI video card vs NVIDIA GeForce RTX 3080 Laptop (Mobile) - 135 W video card by specifications and benchmarks. GIGABYTE Radeon RX 580 Gaming 8G MI runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory, while video card NVIDIA GeForce RTX 3080 Laptop (Mobile) - 135 W runs at 1.260 GHz+ 14 % base clock speed and has 16 GB of GDDR6 memory. The TDP of the first video card is 185 W, and the second is 135 W+ 17 %. Compare the table of benchmark results to find out which graphic card is better.