To connect a Steam Deck to a TV, you'll want an HDMI 2.x cable ... Many people swear by Microsoft's Xbox Series X controller or Sony's PlayStation DualSense, but if you want to save some money ...
However, the PS5 Pro does come with a Boost Mode. This helps in giving the games a slightly higher performance upgrade. On the other hand, Xbox Series X already comes with a 3.8 GHz processor.