https://hothardware.com/reviews/ati-mobility-radeon-hd-4000-series-preview?page=1
ATI Mobility Radeon HD 4000 Series Preview | HotHardware
Mar 27, 2009 - In this ATI Mobility Radeon HD 4000 Series Preview HotHardware looks at Mobility Radeon 4670 and 460 reference boards.
radeon hd 4000 seriesatimobilitypreview