Comparison of ASUS ROG Strix LC Radeon RX 6900 XT OC video card vs ASUS Dual Radeon RX 6700 XT OC Edition video card by specifications and benchmarks. ASUS ROG Strix LC Radeon RX 6900 XT OC runs at 1.950 GHz+ 7 % base clock speed and has 16 GB of GDDR6 memory, while video card ASUS Dual Radeon RX 6700 XT OC Edition runs at 2.321 GHz base clock speed and has 12 GB of GDDR6 memory. The TDP of the first video card is 300 W, and the second is 230 W. Compare the table of benchmark results to find out which graphic card is better.