can I mix ripjaws 16GXL with 8BXL 2133mhz?

[Grandkronnos]

Hi, I have this doubt about mixing memory capacity;

I have
[RipjawsX] F3-17000CL11D-8GBXL
DDR3-2133 (PC3-17000)
...

[twaulijha]

Hi Support & Everyone,

I've just updated my computers RAM from 12GB to 24GB to run test Virtual machine envionment, I had the ripgaws...

[carlos2010]

I'm having trouble getting all 24GB of RAM to show in a Windows7 (Enterprise 64bit) system. I can only get it to use 12GB or 16GB (even though it says...