AMD has updated the product pages of the Ryzen 7040HS series, so that the igpus of the 7940HS, 7840HS and 7640HS now all have a 200 MHz lower clock speed than previously promised. Remarkably enough, the promised specs on AMD’s Chinese website remain the same, VideoCardz reports. AMD has not yet clarified the discrepancy, but given the product pages themselves have been updated, it seems likely that this is a final change to the promise…