I can give you the exact .inf file or a direct driver link.
Most units in this series feature an Intel Core i3 (1st Gen) processor, 4GB–6GB of RAM, and Intel HD or ATI Mobility Radeon graphics. 2. Official Driver Sources sony pcg-71314l drivers
Finding drivers for the can be tricky because " PCG-71314L I can give you the exact
Look at the sticker on the bottom of the laptop. The PCG number is a chassis code, but the is usually: 4GB–6GB of RAM
If you cannot read the serial number, look at the bezel around the screen. You will likely see something like: