Asus X55Sv - RAM Upgrade Guide

The Asus X55Sv laptop has two memory slots available for RAM upgrades. It supports a maximum memory capacity of 4GB. The type of memory used is DDR2 SDRAM, and it comes in the SODIMM format, which is a compact design suitable for laptops. For optimal performance, the recommended RAM clock speed is 667MHz, often referred to as PC2-5300.
Asus X55Sv Memory Specifications & Maximum RAM Capacity
| Specification | Value |
|---|---|
| Laptop Model | Asus X55Sv |
| Total memory slots | 2 |
| Maximum RAM | 4GB |
| Memory type | DDR2 SDRAM |
| Form factor | SODIMM (Small Outline Dual Inline Memory Module) |
| Recommended RAM clock speed | 667MHz (PC2-5300) |
| Voltage | 1.8V |
| Number of pins | 200-pin |
FAQ about Asus X55Sv RAM
How much RAM can I put in the Asus X55Sv laptop?
Maximum is 4GB total. The laptop has 2 memory slots, so you can install two 2GB modules to reach the maximum capacity.
What type of memory does the X55Sv use?
It uses DDR2 SODIMM modules - the smaller laptop-sized RAM sticks. Make sure not to buy regular desktop DDR2 as those won't fit.
What speed RAM should I get for the X55Sv?
667MHz (also labeled as PC2-5300) is the recommended speed. The system might accept faster DDR2 modules but they'll just run at 667MHz anyway, so no point paying extra for faster speeds.
Can I mix different RAM sizes in the two slots?
Technically yes, you could put a 2GB stick in one slot and a 1GB in the other for 3GB total. But matching pairs (like 2GB + 2GB) usually gives better performance and stability.
Is it worth maxing out to 4GB on this older laptop?
If you're still using it for basic tasks and it currently has less than 4GB, then yes - the upgrade is usually noticeable. Going from 1GB or 2GB to 4GB can make web browsing and multitasking much smoother on these older machines.