Does anyone know how I can test the performance of my laptop?
What do you mean?
make it a benchmark
Firestrike or something from 3DMark
Does that cost anything?
I don't know think so why do you want to do that at all? Just look what you have installed and if it is enough doer else what
Install Cpu-z and send a picture, so you can see the parts and say something about what the laptop can
No. There's the limited version for free.
Of course you can also specify your model here.
Or is that too embarrassing for you ;-).