Thanks for joining the graphics community.
I understand you would like to increase video memory to your graphics controller.
In most cases, the computer manufacturer has already configured the system to use the maximum amount of graphics memory that is possible for your particular computer model. Sometimes you can change these values through BIOS level.
Intel recommends checking with your computer manufacturer if there are tips on increasing the amount of graphics memory for your computer model.
Please bear in mind the processor model i3-380M integrates Intel® HD Graphics, and this is the first generation of Intel® HD Graphics. See here for more specifications:
If you are interested in additional information see graphics memory frequently asked questions: