Why does Superfetch Slow down Computer
Posted in pcgaming | 2022-05-17
What Is Superfetch (SysMain) on Windows 10? And How to ...
System startup can be sluggish because Superfetch is preloading a bunch of data from your HDD to RAM. If your HDD runs at 100% for a few minutes every time you start or restart your computer, Superfetch could be the culprit. The performance gains of Superfetch may be unnoticeable when Windows 10 is installed on an SSD.
Is it Good to Disable Superfetch?
You should disable Superfetch if you notice that it's increasing CPU usage, eating up RAM, or throwing your hard disk into overdrive. With Superfetch overusing disk resources, it could cause a noticeable drop in your computer's speed and performance. This can happen even if you're using an SSD instead of an older HDD.
Does Superfetch Improve Performance?
He realized that SuperFetch is the main cause of high disk usage. He turned off the SuperFetch process and Hola gained a huge boost in FPS performance during gameplay. If you are still having an HDD or have an old PC then you should probably disable superfetch to increase FPS in gameplay and PC overall performance.
Does Superfetch Affect CPU?
A number of Windows users have also noted SuperFetch causing spikes of hard drive and CPU usage, especially during gaming sessions. This appears to be mostly limited to those running systems with less than 4GB of RAM.
Why is Superfetch Using so Much Disk?
Superfetch is like drive caching. It copies all your commonly used files to RAM. This allows programs to boot faster. However, if your system doesn't have the latest hardware, Service Host Superfetch can easily cause high disk usage.
Why Can't I Find Superfetch in Services?
really, in the latest Windows 10 builds Microsoft decided to change the Display Name from “Superfetch” to “Sysmain”. You can disable the service if you like especially if you believe that it is the culprit of high CPU usage. So find SysMain, double-click it, select “Disable”, click “Stop” and then click “OK”.
Does Superfetch Exist?
Superfetch is now disabled. Still, in the Services app, right-click on SysMain and select Properties. Under the General tab, look for Startup type and change it to Disabled.