so i got a new laptop february so about 4 months ago. i mainly wanted to use it for gaming cuz i wanted some better emulators and was told about this one. it works great but its so slow, the comp is fast but the emulator itself is slow its not the games. so i need help configuring it to run as smooth and fast as possible

here are my system specs:

Windows edition:
windows 7 home premium

system:
Manfufacturer: Hewlett-packard (HP)
Model: Hp g62 Notebook PC
Rating 3.6
Processor: AMD Athlon(tm) II P320 Dual-Coar Processor 2.10GHz
RAM: 3.00GB (2.74 GB usable)
System Type: 64 bit operating system