Comparison of XFX Speedster QICK308 Radeon RX 6600 XT BLACK Gaming video card vs ZOTAC GAMING GeForce RTX 2070 SUPER AMP video card by specifications and benchmarks. XFX Speedster QICK308 Radeon RX 6600 XT BLACK Gaming runs at 2.188 GHz+ 11 % base clock speed and has 8 GB of GDDR6 memory, while video card ZOTAC GAMING GeForce RTX 2070 SUPER AMP runs at 1.605 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 160 W, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.