Comparison of XFX Speedster SWFT 309 Radeon RX 6700 XT Core Gaming video card vs GALAX GeForce RTX 3070 SG (1-Click OC) video card by specifications and benchmarks. XFX Speedster SWFT 309 Radeon RX 6700 XT Core Gaming runs at 2.321 GHz base clock speed and has 12 GB of GDDR6 memory, while video card GALAX GeForce RTX 3070 SG (1-Click OC) runs at 1.500 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 230 W, and the second is 220 W. Compare the table of benchmark results to find out which graphic card is better.