Take the 2-minute tour ×
Super User is a question and answer site for computer enthusiasts and power users. It's 100% free, no registration required.

Possible Duplicate:
Can you tell DDR and DDR2 apart visually?

I would like to know how to identify different types of RAM like:

  • SDRAM,
  • Dynamic RAM,
  • DDR,
  • DDR2,
  • DDR3,
  • DDR4
share|improve this question

marked as duplicate by random Feb 24 '11 at 15:21

This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.

3 Answers 3

Usually the notches will tell you. Compare a few in person and it's not hard to tell, although the notch positions for DDR2, 3, etc can be a little harder to recognise from each other.

For DDR:

enter image description here

DDRAM will have two notches.

share|improve this answer

Try the Ultimate Memory Guide over at the Kingston memory website


share|improve this answer

Basically you can tell the type of ram by reading the fine print on either of the sticks or run memtest86-also it will tell you if anything is wrong.
If you just wish to know what is on your computer these sites will help
If you wish to know more these sites give easy to read tutorials and info http://www.bleepingcomputer.com/tutorials/tutorial122.html
This link and related sites give easy to follow how to's
http://www.youtube.com/watch?v=cXlVvbgjrB0 ---- Hope you get the level of knowledge you are after

share|improve this answer

Not the answer you're looking for? Browse other questions tagged or ask your own question.