If you are looking for a highly energy-efficient small form factor graphics card that also offers good performance then Radeon RX 6400 is one of the best options in the market right now. The card sits at the bottom of the Radeon 6000 graphics card series, just below the RX 6500 XT. RX 6400 is a card that will not be the choice of hardcore games but it will cater to the needs of casual gamers and those who want to enjoy a decent medium-level 1080p Gaming on their small-form-factor systems. The major competitor of RX 6400 is the GeForce