No, they don't and that is imposible.On RGB header you have 12V power and G/R/B, that is actually ground for green/red/blue diods. So you have analog signal that is actually your ground resistance on each color, so it just change LED brightness from ...
Well, you did as I was afraid of I don't think that will actually harm your pc because there is only ground and 12v and I think your PSU have single 12v bus, so no matter of how to connect it.But actually you need to connect 1 wire to 8 pin (both 4+...
Could you show a picture how you did that?As said above, your 4pin cpu power cable is actually 4pin+4pin, so you should use 2 calbes and one cable for 8pin and other for 4pin - but not connecting 1 cable to both plugs plus adding missing 4pin to 8pin...
This is strange and should not be like that.Power limited by sata is actually 12v bus, so all sata plugs has same limit and it is overal limit, not by single wire or connector.Right now I have 4 disks (2ssd and 2 hdd) and from start I used 1 sata cab...