Comparison of MSI Radeon RX 6600 XT GAMING X 8G video card vs PNY RTX A2000 video card by specifications and benchmarks. MSI Radeon RX 6600 XT GAMING X 8G runs at 1.968 GHz base clock speed and has 8 GB of GDDR6 memory, while video card PNY RTX A2000 runs at 0.562 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 160 W, and the second is 70 W. Compare the table of benchmark results to find out which graphic card is better.