- Forum: New M17x, M17, M15x and M18x Notebooks
- Thread: M17X PCIE BUS AT 8X!!
It's PCI-E Gen 2. Gen 2 has double the bandwidth of regular PCI-E. Therefore your 8x on Gen 2 is getting the same bandwidth as 16x. I have the same notebook with 280M SLI, nothing to worry about.