|That most likely is not being caused by the motherboard. |
Some possibilities include: memory issues, overheating, corrupt drivers, Windows issues, malware, viruses, incompatible programs.
While there is nothing stopping you from upgrading, it sounds like the present system is still getting it done for you most of the time.
What antiVirus program, if any, are you using?
Some things to try:
Unplug your computer and open up the case. Blow out the dust/ dirt, including blowing out the power supply from both ends. Use canned or compressed air, DO NOT use a vacuum cleaner. You can damage sensitive electronic from static discharge.
Links are below each suggestion
Install HWMonitor and run it in real time to see if the temperatures and voltages are with specs. Voltages for 3.3v, 5v, +12v should range +-5% of those specs. Post CPU and system tempeeratures
Download and run both the cleaner and the registry module from Ccleaner slim.
Run Scannow SFC System File Checker
Run Memtest86+ from a boot device