Comparison of SAPPHIRE Pulse Radeon RX 6750 XT video card vs MANLI GeForce RTX 2080 SUPER (M1453+N502-00) video card by specs and benchmarks. SAPPHIRE Pulse Radeon RX 6750 XT runs at 2.200 GHz base clock speed and has 12 GB of GDDR6 memory, while video card MANLI GeForce RTX 2080 SUPER (M1453+N502-00) runs at 2.200 GHz base clock speed and has 8 GB of GDDR6 memory. The weight is different, -- vs --. The TDP of the first video card is 250 W, and the second is 250 W . Compare the benchmark results to find out which video card is better.