Please help me get my video driver installed :(

[Mody_1]

My laptop is HP Pavilion g6-2245sx Notebook PC
Product number : C4V59EA#A2N
Microprocessor
2.2 GHz Intel Core i7-3632QM
Chipset
Intel HM76 Express
Microprocessor Cache
6 MB L3 cache
Video Graphics
AMD Radeon HD 7670M (2 GB DDR3 dedicated)
and this is the problem
every time i install new windows no matter what version of windows is
i tried 8.1 , 8 , 10 all 64 bit nothing tell me that i got AMD on this machine even the AMD driver detect itself still said that i dont have a AMD video drive on my laptop
my work is depend on graphic card photoshop , after effect
i can't deal with the default 32mb video card
i install intel video driver it works fine but it still 32 mb video memory
can anyone tell me how to get my 2gb video Memory back please ?
my dxdiag information below

my laptop spacs below
http://support.hp.com/us-en/document/c03557203

 

[Mody_1]

Please helpppp

 

[hang-the-9]

Laptop video drivers are only fully supported from the laptop vendor. Go to HPs web site and install the drivers from there, not from the AMD site.