the RX 6400 has an actual use case - it's the most powerful single slot, low profile, low power GPU right now. your next option after it is the GT 1030.<br><br>this GTX 1630? completely stupid. why is it even called a GTX?,(reply>), @Mike Nelson oh? check my facts, you say?<br><br>i HAVE a sapphire RX 6400 on my spare parts SFF build. it's single slot and low profile.<br><br>there's also at least two other versions of it from PowerColor and XFX that are also single slot - these were the most widely reviewed versions of it, from what i've seen.,(reply>), Check your facts - the RX6400 is NOT a single slot card - the fans take up a second slot, it even states this on the SPECS.