Comparison of XFX Speedster QICK 319 Radeon RX 6700 XT Core Gaming video card vs Sapphire Nitro+ Radeon RX 6800 XT SE video card by specifications and benchmarks. XFX Speedster QICK 319 Radeon RX 6700 XT Core Gaming runs at 2.321 GHz base clock speed and has 12 GB of GDDR6 memory, while video card Sapphire Nitro+ Radeon RX 6800 XT SE runs at 1.925 GHz+ 5 % base clock speed and has 16 GB of GDDR6 memory. The TDP of the first video card is 230 W, and the second is 300 W. Compare the table of benchmark results to find out which graphic card is better.