Comparison of XFX Speedster SWFT 210 Radeon RX 6600 video card vs PNY RTX A4000 video card by specifications and benchmarks. XFX Speedster SWFT 210 Radeon RX 6600 runs at 1.626 GHz base clock speed and has 8 GB of GDDR6 memory, while video card PNY RTX A4000 runs at 0.735 GHz base clock speed and has 16 GB of GDDR6 memory. The TDP of the first video card is 132 W, and the second is 140 W. Compare the table of benchmark results to find out which graphic card is better.