PC3 RAM or PC3L RAM

dolceversace Posted messages 278 Status Membre -  
Bluesky669 Posted messages 38 Status Membre -
Hello, I need some information. I have DDR3 PC3 and DDR3 PC3L for laptops

and I have a recent computer that originally had PC3L

and several older computers that originally had PC3

When I install a 4GB PC3 stick + 4GB PC3L on my recent computer, it starts up correctly but the PC3 RAM is not recognized, my system shows that there is 4GB of RAM

When I install 2 sticks of 4GB PC3L on my older computers, they all start up and the PC3L RAM is recognized on those old machines

My question is... could it damage the older computers if I install PC3L on computers that originally had PC3????????? I have a large stock of PC3L at home

Thank you in advance

3 réponses

Bluesky669 Posted messages 38 Status Membre 10
 
The PC3 is no longer used by current laptops because, if I'm not mistaken, "l" stands for "light," so basically for laptops, it won't break them but just probably won't work properly. However, your "new" laptop probably didn't start because it had 2 different types of memory, or maybe it's just that the laptop is too new and no longer supports PC3.
There you go, I hope I was helpful.
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Jithel Posted messages 1049 Status Membre 171
 
There is a similar topic on the forum:

https://forums.commentcamarche.net/forum/affich-33918442-barrette-memoire-ram-pc3-et-pc3l-ensemble-possible

Does that answer your question?
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dolceversace Posted messages 278 Status Membre 14
 
Thank you for your responses

I just did a test on my relatively recent personal computer, i3 5th generation with original DDR3L

I have about ten classic DDR3 sticks from different brands

I removed the DDR3L from the computer to avoid mixing DDR3L and DDR3.......so there's no confusion. I tried each classic DDR3 stick one by one and none of them worked; the computer displays

DDR3 MEMORY TYPE NOT SUPPORTED

On the other hand, in the other direction it works, meaning I have a Lenovo L520 i5 2nd generation that has classic DDR3 in it, I put two 8GB DDR3L sticks in it, totaling 16GB, I start the computer without any problem, and in the system it shows 16GB with 15.8 available

I have two questions

- If a computer's manufacturer states a maximum supported memory of 8GB, if we put in 16GB and it's recognized, does it damage the computer?

- Is there a benchmark to test the RAM performance of one's computer? I will soon receive a Dell Latitude E6440 with 8GB of classic DDR3, and I'm wondering if it will perform better with 8GB of classic DDR3 or 16GB of DDR3L

Thank you in advance for your information :)
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Bluesky669 Posted messages 38 Status Membre 10
 
1: Generally, as long as there is no short circuit, nothing can be damaged; even if you put something incompatible, if the component is functioning, it won't work but it won't short-circuit.
2:a. Depending on the frequency of the RAM, it varies, but the 16GB DDR3L, especially in larger quantities, will probably be much more performant.
b.https://www.passmark.com/products/performancetest/ you can benchmark everything with this software, even the RAM.
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