Hi there does anyone here know how to set up PCI express to run at x16 instead of x8, i ask this question because on my GPU-Z program states that PCI express capacity x16 but dispite running single card it is currently set to x8? can you guys please give me a hint how to change that.ABIT Fatal1ty FP-IN9 SLI Mother Board,Windows 7 32bits-Radeon HD6870 with 2 sticks of 2 gb each Nvidia OCZ Ram DDR2.