Do all Lenovo laptops have soldered RAM?

Lenovo has one model with a max of 16GB, but that’s without a soldered RAM module. Since you have 4GB already soldered on, the max you can add is 8GB. That’s also the max configuration Lenovo has for laptops with 4GB soldered.

What does the RAM do in a computer?

How Does RAM Work? RAM’s purpose is to store the short term data that a PC requires to properly operate. But unlike a hard disc drive or SSD (solid-state drive), which store data indefinitely, RAM resets every time the system is rebooted.

What is soldered RAM in a Lenovo laptop?

For notebooks it’s called SO-DIMM (essentially the same but points out specifically that this slot using the smaller RAM module you usually associate to plug into a notebook). On-board means that the 8 GB RAM are soldered on the mainboard of the laptop and in general cannot be upgraded.

Why are most laptops soldered in RAM instead of soldered together?

The original Apple MAC introduced in 1984 had soldered in RAM with no provision for upgrades. I am sure it wasn’t the first. The trend toward soldered in RAM is easy to explain. It reduces manufacturing costs. Laptops are a competitive business. Manufacturers must reduce costs where they can or they don’t last. Many haven’t.

Why are Macs soldered in RAM?

Simple as that. Soldered in RAM is hardly new. The original Apple MAC introduced in 1984 had soldered in RAM with no provision for upgrades. I am sure it wasn’t the first. The trend toward soldered in RAM is easy to explain. It reduces manufacturing costs.

Can I use soldered RAM on the back of a PCB?

Meanwhile with soldered RAM you can even stick it on the back of the PCB,no worker needed,just load up your SMT machine with a reel of the RAM chips and use all the extra space saved for a bigger battery or “new $LAPTOP_ITERATION is 0.25mm thinner than last years!”

Is soldering a new CPU chip that difficult?

As Ferenc Valenta explains, soldering on a new chip is only half the issue. Yes, it can be done, and with the right equipment it isn’t “that” difficult. But, the real problem comes in with the rest of the machine. First off you would likely need to flash a new BIOS onto the board (if that’s even possible).