why do ram slots have different colours - [SOLVED] - Why the 4 RAM slots? | Tom's Hardware Forum 888slots app

Hi guys, Some years ago I built my pc and it has the B150M Bazooka motherboard. This mobo supports only 2 RAM slots, I believe, but it has 4 slots (2 black, 2 grey). I currently have 2x4gb RAM and I'm looking to upgrade to 16gb. But if it can only support two slots, why does it have 4? And what...

Any MB have 8 ram slots support 5900x? ... No, desktop CPU's don't support quad channel memory, thus won't have 8 RAM slots.

4GB 4G DDR2 800MHZ PC2-6400 Computer Memory RAM PC DIMM 240 Pins for AMD 4GB Computer Memory 800MHz Speed DDR2 RAM Slot Type: DIMM Number of Pins: 240-pin Transmission standards: PC2-6400 Note: manufacturers each time to do the goods, different batches will have different version type Note: Because of the light radiation and screens could be the color tone in the pictures and the actual product may be slightly different. The allowable measurement error is ± 1 cm.

Is it possible to use 3 out of 4 RAM slots? Have one pair in dual channel and the third stick in single? So like [l] [l] [l] [ ] . Also, can I mix and match from different manufacturers if they have the same specs? The reason I want to do this is because the one I have right now is too tall for...