I forgot how many RAM modules are installed on my laptop. I do not want to unscrew it but want to look it up on the console. How do I gather this information?
Since you don't mention, I'm assuming this is on Linux.
For RHEL systems, to view their RAM:
In my case,
I would like to point out that I have only 4 GiB of RAM in one module. That info is shown by doing:
this is shown:
And, as you can see, Bank 2 is full and Bank 0 empty. Board has only two slots for RAM, but they have to be double channel.
Let's make it easy for Ubuntu (and maybe other distros') users:
The output on my laptop would be:
...showing that I have one 1GB module and one 2GB module installed.