Comparison of GIGABYTE Radeon RX 5500 XT OC 8G video card vs MANLI GeForce GTX 1660 Super (M1431+N524-02) video card by specifications and benchmarks. GIGABYTE Radeon RX 5500 XT OC 8G runs at 1.607 GHz base clock speed and has 8 GB of GDDR6 memory, while video card MANLI GeForce GTX 1660 Super (M1431+N524-02) runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 130 W, and the second is 125 W. Compare the table of benchmark results to find out which graphic card is better.