Will 2Rx8 RAM modules work on an imac with 1Rx8 sticks?

Question

RAM

My iMac (Retina 5K, 27 inch, late 2015) 3.2 GHz Intel Core i5
Two RAMs as in the photo:

I want to take another one as in the photo:

But as shown in the photo, there are differences. Will two such RAMs with such differences work together normally?

Answer 1

More important parameters are PC3 or PC4 and frequency with delays.
I think that I should earn. Install, check. After all, nothing will happen - either it will start or not. All that and business.