i have a problem whit my ram on my pc

[Eduardo Boieru]

i have 6GB of ram bat it shows me (4.96GB useble) how can i fix it?
i alrady traid msconfig
sorry for my bad english.

 

[popatim]

It sounds like you lap[top has reserved 1gb for use by your integrated graphics.

 

[Eduardo Boieru]

yes it is an laptop it is the lenovo ideapad G50-45 80E300GRYA
the specs are:
Procesor AMD A8-6410 2.0 Ghz (Boost to 2.4GHz)
Memory 6GB (4GB + 2GB) DDR3L
Hard disk 1TB
Graphics AMD Radeon R5 M230 whit 2GB DDR3 for it
i thinc it has a dedicated video card?
and are douse specs good for gaiming?
sorry for my english