Comparison of MSI Radeon RX Vega 64 8G video card vs MSI GeForce GTX 1660 AERO ITX 6G OC video card by specifications and benchmarks. MSI Radeon RX Vega 64 8G runs at 1.247 GHz base clock speed and has 8 GB of HBM2 memory, while video card MSI GeForce GTX 1660 AERO ITX 6G OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory. The TDP of the first video card is 295 W, and the second is 130 W+ 8 %. Compare the table of benchmark results to find out which graphic card is better.