Comparison of XFX Speedster MERC 319 Radeon RX 6700 XT Black Gaming video card vs NVIDIA GeForce RTX 3080 Laptop (Mobile) - 135 W video card by specifications and benchmarks. XFX Speedster MERC 319 Radeon RX 6700 XT Black Gaming runs at 2.457 GHz+ 6 % base clock speed and has 12 GB of GDDR6 memory, while video card NVIDIA GeForce RTX 3080 Laptop (Mobile) - 135 W runs at 1.260 GHz+ 14 % base clock speed and has 16 GB of GDDR6 memory. The TDP of the first video card is 211 W-8 %, and the second is 135 W+ 17 %. Compare the table of benchmark results to find out which graphic card is better.