You are likely looking for the Intel Chipset Driver or the Intel HD Graphics Driver (1st Gen) , not a "CPU driver."
The Intel Core i3-350M (2.27GHz) is an older "Arrandale" mobile processor released in early 2010. Because this processor is in status, finding updated drivers involves specific steps depending on your operating system. How to Update Your Drivers 1. Automatic Detection (Recommended) intel-r- core-tm- i3 cpu m350 - 2.27ghz driver