Asus X455LJ - RAM Upgrade Guide

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The Asus X455LJ laptop has a single memory slot available for RAM upgrades. It supports a maximum memory capacity of 8GB. The type of memory used is DDR3 SDRAM, and it comes in a SODIMM format, which is a compact design typically used in laptops. For optimal performance, the recommended RAM clock speed is 1600MHz, also referred to as PC3-12800.

Asus X455LJ Memory Specifications & Maximum RAM Capacity

SpecificationValue
Laptop ModelAsus X455LJ
Total memory slots1
Maximum RAM8GB
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 X455LJ RAM

How many RAM slots does the Asus X455LJ have?

Just one slot unfortunately. This laptop only has a single memory slot, so you can't add a second stick - you'll need to replace the existing RAM if you want to upgrade.

What's the maximum RAM I can install in the X455LJ?

8GB is the max. The system won't recognize anything larger than an 8GB module, so don't bother trying to install 16GB - it won't work.

What type of RAM does this laptop use?

It uses DDR3 SODIMM modules - the smaller laptop-sized RAM sticks. Make sure you don't accidentally buy regular desktop DDR3, as those are too big to fit.

What speed RAM should I get for the X455LJ?

Go with 1600MHz (also labeled as PC3-12800). The laptop is designed for this speed, and while slower RAM might work, you'll get the best performance with 1600MHz.

Can I use DDR3L in the X455LJ?

Yes, DDR3L (low voltage) will work fine. It's actually a good choice since it runs at 1.35V instead of 1.5V, which means slightly less heat and power consumption. Regular DDR3 works too though.

Will faster RAM like 1866MHz or 2133MHz work?

It'll work but will automatically downclock to 1600MHz. You won't get any speed benefit from buying faster RAM, so save your money and stick with 1600MHz modules.