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- HP Community
- Notebooks
- Notebook Hardware and Upgrade Questions
- Preferred RAM 1.5v or 1.35v

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06-30-2020 10:18 PM
Hello,
I would like to know whether my Laptop: HP Pavilion g4-1304au Notebook PC has supports 1.5v RAM or not.
Since my current RAM is 1.35V and in my Slot Frame has Engraving DDR3 1.5V (Attached Image)
Also I want to confirm maximum RAM that my laptop Support?( As per Crucial Scan, It shows Maximum Memory: 8GB)
My current RAM Spec.:2GB 1Rx8 PC3L 12800S-11-11-B2(Micron Make)
But i have Spare RAM from my friend: 2GB 1Rx8 PC3 10600s-9-11-B2(Hynix) whether i can use it or not?
06-30-2020 11:24 PM
You can use both but on market today most of RAM sticks use DDR3L (1.35v). DDR3L RAM uses less power and cooler and the speed could be the same. The following RAM is compatible
https://www.crucial.com/memory/ddr3/ct2kit51264bf160b/ct2403390 (will run at 1333MHz).
Regards.
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06-30-2020 11:31 PM
8Gb is the correct max according to the maintenance and service guide http://h10032.www1.hp.com/ctg/Manual/c03137358
This would be 2 x 4Gb
If your laptop currently runs L memory ok then you should be able to install more, although the part numbers in the guide are all standard 1.5V dimms
I am a volunteer, offering my knowledge to support fellow users, I do not work for HP nor speak for HP.
07-02-2020 12:35 AM
Hi Everyone,
I tried 1.5V Ram Hynix
Booted, and In System Properties, it shows 4 GB,
(But inside the bracket it still shows as 1.48 GB Usable)
I tried changing the slot's also. doesn't increased, tried to Max. Memory in msconfig- doesn't work.
After two to three boots, it doesn't boot after that So i removed that 1.5v RAM.
Also i want try another available RAM: SAMSUNG 2GB IRX16 PC3L 12800S 11
but it has 1Rx16 instead of 1Rx8,
Can i try this?