Asus K501UB - RAM Upgrade Guide

The Asus K501UB laptop has two memory slots for RAM, but only one of these slots can be upgraded by the user. The total memory capacity of the laptop is limited to 12GB, with the user-accessible slot supporting up to 8GB of additional memory. The type of memory used is DDR3 SDRAM, and it comes in the SODIMM format, which is a smaller design commonly used in laptops. For optimal performance, the recommended clock speed for the RAM is 1600MHz, corresponding to the PC3-12800 specification.
Asus K501UB Memory Specifications & Maximum RAM Capacity
| Specification | Value |
|---|---|
| Laptop Model | Asus K501UB |
| Total memory slots | 2 (1 not upgradeable) |
| Maximum RAM | 12GB (up to 8GB in user accessible slot) |
| Memory type | DDR3 SDRAM |
| Form factor | SODIMM (Small Outline Dual Inline Memory Module) |
| Recommended RAM clock speed | 1600MHz (PC3-12800) |
| Voltage | Low - 1.35V (DDR3L / PC3L) |
| Number of pins | 204-pin |
FAQ about Asus K501UB RAM
How many RAM slots does the K501UB have?
It has 2 slots total, but only 1 is accessible for upgrades. The other slot has soldered memory that can't be removed.
What's the maximum RAM I can install?
The laptop supports up to 12GB total - that's 4GB soldered plus up to 8GB in the upgradeable slot.
What type of RAM do I need?
You need DDR3 SODIMM modules. Make sure it's the laptop version (SODIMM), not desktop RAM.
What speed RAM should I get?
1600MHz (also labeled as PC3-12800) is the recommended speed for this model.
Can I use faster RAM like 1866MHz?
You can install faster RAM, but it'll just run at 1600MHz anyway. Save your money and stick with 1600MHz.
Is it worth upgrading from 4GB to 12GB?
Definitely. Going from 4GB to 12GB makes a huge difference for multitasking, browser tabs, and general responsiveness.
Will any DDR3 SODIMM work?
Most should work fine as long as it's DDR3 (not DDR3L or DDR4) and 1600MHz. Stick to standard voltage (1.5V) modules.