Nowadays many people prefer to choose a custom laptop. The main reason that they go for it is to satisfy their requirements by getting all the necessary hardware. The second reason is the price. You would find that it does not cost much to get a custom laptop and you would get whatever you are looking for thereby making your laptop more powerful.
You can also provide the details of the different hardware components and the storage size that you need in your laptop. This also helps to know the different parts of the laptop as a whole. When you buy pre-built system you never know whether the components that is inside the laptop is genuine or not. So this is why you can find people who are switching to custom laptop. You can get the best quality modems as well as Ethernet cards and that too at the lowest cost.