Comparison of ZOTAC GeForce GTX 1080 Mini video card vs AMD Radeon RX 6600M (Mobile) - 100 W video card by specifications and benchmarks. ZOTAC GeForce GTX 1080 Mini runs at 1.620 GHz+ 1 % base clock speed and has 8 GB of GDDR5X memory, while video card AMD Radeon RX 6600M (Mobile) - 100 W runs at 2.068 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 180 W, and the second is 100 W. Compare the table of benchmark results to find out which graphic card is better.