This post illustrates something that is not common on modern laptops: changing the CPU. The CPU we're replacing in the T430: a 45W Intel i7-3820QM. Loosen the CPU by turning the screw with a flathead screwdriver. A CPU socket in a laptop. Make sure the golden triangle aligns with the marking on the socket, and pop that new CPU in. A bit of 98% alcohol goes a long way. Background One of the modifications that you can do to a ThinkPad T430 laptop is changing the CPU to a more powerful quad core...