Asus X751LK - RAM Upgrade Guide

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The Asus X751LK laptop has two memory slots for RAM, but only one of these slots can be upgraded by the user. The maximum amount of memory the laptop can support is 12GB, with up to 8GB allowed in the user-accessible slot. It uses DDR3 SDRAM as the memory type, and the RAM comes in a SODIMM format, which is a compact design commonly used in laptops. For best performance, the recommended clock speed for the RAM is 1600MHz, often labeled as PC3-12800.

Asus X751LK Memory Specifications & Maximum RAM Capacity

SpecificationValue
Laptop ModelAsus X751LK
Total memory slots2 (1 not upgradeable)
Maximum RAM12GB (up to 8GB in user accessible slot)
Memory typeDDR3 SDRAM
Form factorSODIMM (Small Outline Dual Inline Memory Module)
Recommended RAM clock speed1600MHz (PC3-12800)
VoltageLow - 1.35V (DDR3L / PC3L)
Number of pins204-pin

FAQ about Asus X751LK RAM

How many RAM slots does the X751LK have and can I access both?

It has 2 slots total, but only 1 is accessible for upgrades. The other slot has 4GB soldered to the motherboard that can't be removed or changed.

What's the maximum RAM I can have in this laptop?

12GB total - that's the 4GB built-in plus up to 8GB in the upgradeable slot.

What type of RAM do I need to buy?

You need DDR3 SODIMM (the smaller laptop-sized modules). Make sure it's DDR3, not DDR3L or DDR4 - they won't work.

What speed RAM should I get?

1600MHz (also labeled as PC3-12800) is recommended. You could use slower 1333MHz if needed, but 1600MHz will match what's already in there.

Can I just add another 4GB stick to get 8GB total?

Yes, adding a 4GB stick would give you 8GB total (4GB built-in + 4GB new). This is the most common upgrade.

Is it worth maxing out to 12GB or should I just go with 8GB?

Depends on what you're doing. 8GB is plenty for general use, web browsing, and office work. Go for 12GB if you're doing heavier multitasking, photo editing, or running virtual machines.