Comparison of PowerColor Hellhound Radeon RX 6600 video card vs MSI Radeon RX 6600 ARMOR 8G video card by specs and benchmarks. PowerColor Hellhound Radeon RX 6600 runs at 1.626 GHz base clock speed and has 8 GB of GDDR6 memory, while video card MSI Radeon RX 6600 ARMOR 8G runs at 1.626 GHz base clock speed and has 8 GB of GDDR6 memory. The weight is different, -- vs 605 g. The TDP of the first video card is 132 W, and the second is 132 W . Compare the benchmark results to find out which video card is better.