Comparison of Intel Arc A750 Graphics video card vs Sapphire Pulse Radeon RX 590 8G G5 video card by specs and benchmarks. Intel Arc A750 Graphics runs at 2.050 GHz base clock speed and has 8 GB of GDDR6 memory, while video card Sapphire Pulse Radeon RX 590 8G G5 runs at 2.050 GHz base clock speed and has 8 GB of GDDR5 memory. The weight is different, -- vs --. The TDP of the first video card is 225 W, and the second is 225 W . Compare the benchmark results to find out which video card is better.