-12V4pin RGB can display one color at one time, like red, then blue, white..etc and 5v3pin ARGB can display multicolor like rainbow color.
-If your gpu length is longer than 300mm, then this gpu bracket might not be able to hold it. The longer your gpu is, the less it holds. In that case, this item is more for decoration rather than for holding it. If you really need it to hold the gpu, then pls check our standing version gpu stand.
