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April 2nd, 2019 03:00
inspiron 7559 memory
i have the inspiron 7559 the modem with i7 6700hq. now in my laptop i have 16 gb ram ddr3l on 1600 mhz . i want to ask if i can update the ram to DDR4-2133 or LPDDR3-1866 because i saw this
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JOcean
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April 2nd, 2019 04:00
No you cannot. First the system does not support DDR4 RAM. Secondly even if the CPU may support it, the BIOS will not recognize it. The CPU alone does not account for RAM compatibility. The chipset also determines RAM speed compatibility.
https://www.dell.com/community/Laptops-General-Read-Only/inspiron-7559-maximum-RAM-upgrade/td-p/5162626
https://superuser.com/questions/1250578/what-exactly-is-the-cause-of-ram-incompatibility