Lenovo Thinkpad Edge E540 - RAM Upgrade Guide
The Lenovo Edge E540 laptop has two slots for memory upgrades, allowing for a maximum capacity of 16GB. It uses DDR3 SDRAM as its memory type, which comes in a SODIMM form factor, designed for compact devices like laptops. For optimal performance, it is suggested to use RAM with a clock speed of 1600MHz, often labeled as PC3-12800.
Lenovo Thinkpad Edge E540 Memory Specifications & Maximum RAM Capacity
| Specification | Value |
|---|---|
| Laptop Model | Lenovo Thinkpad Edge E540 |
| Total memory slots | 2 |
| Maximum RAM | 16GB |
| 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 Lenovo Thinkpad Edge E540 RAM
How many RAM slots does the Lenovo Edge E540 have?
It has 2 memory slots total, so you can install two sticks of RAM.
What's the maximum RAM I can install in the E540?
The maximum is 16GB total. Since there are 2 slots, you'd typically install two 8GB sticks to reach the max.
What type of RAM does the E540 use?
It uses DDR3 SDRAM in the SODIMM form factor - that's the smaller laptop-sized memory sticks, not the full-size desktop ones.
What speed RAM should I get for the E540?
The recommended speed is 1600MHz, also labeled as PC3-12800. The laptop might work with other speeds but 1600MHz is what's officially supported.
Can I mix different RAM sizes in the E540?
Yes, you can mix sizes like 4GB + 8GB, but for best performance it's better to use matching pairs - either 2x4GB or 2x8GB.
Do I need to remove the old RAM when upgrading?
Depends on your current setup. If both slots are already filled, you'll need to remove at least one stick. If you have empty slots, you can just add more.