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A-Tech 4GB Module for HP 20-c023w All-in-One Compatible DDR3/DDR3L 1600MHz PC3-12800 Non-ECC SODIMM 1.35V - Single Laptop & Notebook Memory RAM Stick (ATMS275390A12034X1) at Amazon.com
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Amazon.com: Tgoon Laptop Ram, Ddr2 Ram RGB Ram 1gb 1GB RAM Gaming Ram 667MHz Frequency Does Not Freeze Wide Compatibility Ram Sticks Ddr2 Ram 1gb Plug and Play for / : Electronics
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CMS 8GB (2X4GB) DDR3 10600 1333MHZ Non ECC DIMM Memory Ram Upgrade Compatible with HP/Compaq® Pavilion P7-1015, P7-1017C, P7-1019, P7-1020 - A69 at Amazon.com
![I tried to purchase some RAM for my computer, but the grooves don't match and the new RAM sticks won't fit in. I thought all laptop RAM sticks were compatible and interchangeable. I tried to purchase some RAM for my computer, but the grooves don't match and the new RAM sticks won't fit in. I thought all laptop RAM sticks were compatible and interchangeable.](https://preview.redd.it/i-tried-to-purchase-some-ram-for-my-computer-but-the-v0-zy9ecpfs5tt81.jpg?width=576&format=pjpg&auto=webp&s=6e549948a2efe10cf272375436723a60776c2280)
I tried to purchase some RAM for my computer, but the grooves don't match and the new RAM sticks won't fit in. I thought all laptop RAM sticks were compatible and interchangeable.
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