HELP WITH PowerColor HD5970 2GB GDDD5

[expert92]

I have p45-8d memory lover and i put hd5970 2gb gddd5 in it but when i look in window and ati catalyst information it appear 1gb not 2 gb
i thinked this problem because my mother bord support pcie 2.0 and this pcie card is 2.1 but i searched in many topics and they writes it dose not important so what i must do now help !
Notice : I used windows 7 64x

 

[Piotrsama]

Download GPU-Z and show us a pic of the info it shows.

 

[mhouck]

pcie 2.0 vs. pcie 2.1 is not going to cause your system to misread the amout of vram your gpu has.

Like Piotrsama said, GPU-z and pics, please