Watch this BEFORE you consider upgrading your PC!
Здесь упор в процессор
CPU Upgrade: How to Change a Desktop PC Processor
How do Graphics Cards Work? Exploring GPU Architecture
Upgrading Your HP Laptop Processor
When should you upgrade your CPU?
Are you paying too much for Windows?
Should I Upgrade My CPU or GPU First?
Guide: How to check if your CPU is BAD!
How to Swap your PC Motherboard - Step by Step Guide