Doubt:Will ati hd6670 work on abit ip35e

Hi guys,my old gpu is fried.so i need a new one.But,i had doubts about the compatibility of hd 6670 with abit ip35e.my mob uses pcie 1.1.but the has gpu pcie 2.1 standard.

Specs:
intel quad core 2.1Ghz,
transcend 4gb,
zebronics platinum 500w,
abit IP35e,
western digital 1TB.
Please HELP!