Comparison of ZOTAC GAMING GeForce GTX 1650 AMP video card vs Gainward GeForce RTX 3080 Ti Phoenix video card by specifications and benchmarks. ZOTAC GAMING GeForce GTX 1650 AMP runs at 1.485 GHz base clock speed and has 4 GB of GDDR5 memory, while video card Gainward GeForce RTX 3080 Ti Phoenix runs at 1.365 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 75 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.