In terms of specs, they are absolutely identical. However, it is a newer "version" (similar to tablets 2016, 2019, etc...).
If you dig a little deeper, the latency is a little lower for item no. 10265761, but you won't notice the difference.
Links to both products at the manufacturer:
https://www.gskill.com/en/product/f4-3600c17d-16gtrs (Art-Nr: 10265761)
https://www.gskill.com/en/product/f4-3600c18d-16gtrs (Art-Nr: 10265794)
Yes, actually any, but glitches where you have to reboot bios can occur.
(Depending on the main board, this is just a push of a button and these rams are so sexy it's worth it plus they can easily be boosted to 4000 to 4200.
I recommend:
1. find out for what you need the pc.
2. set a budget.
3. choose water or air cooling.
4. ( min. 600 fr. I speak from experience
5. consider processor socket must fit to processor.
6. (For professionals) CL values of the mainboard must match the cl of the ram or not have a big difference, the smaller cl numbers the better for ram and mains.
CL stands for clock time transmission of information.
Rog mainboard are good for these rams