how to install 3 ram sticks in 4 slots
Is it bad to use all 4 RAM slots?
4 slots means more potential RAM in total, but more work for the memory controller. Some have trouble achieving high clocks with 4 sticks. Usually AMD has this issue previously.
For Asus X45VD REV 2.0 motherboard X45V laptop mainboard GT610M ...
When your motherboard can support 16 GB of RAM with four slots, it’s best to install 8 GB sticks rather than four 4 GB sticks. Why? Because that’s how you achieve maximum performance.
How to Install RAM in Your Desktop PC - Make Tech Easier
For example, if your PC can take up to 16 GB of RAM and currently has 8 GB (4 GB in each slot), you can remove both 4 GB sticks and replace them with two 8 GB sticks.
memory - Computer won't POST after installing 4 RAM sticks - Super ...
Recently I bought two more RAM sticks with same specs and brands as the two 8GB RAM sticks I have installed. However, the computer won’t start after I install two new RAM sticks.