Ubisoft and Nvidia have spent quite some time together on Watch Dogs as they optimise it for PC, and have already showed off a tech demo for Watch Dogs using Nvidia's GPU series in achieving fidelity.
Now they take it a step further with Nvidia offering a free digital copy of Watch Dogs for buyers of a select range of GeForce cards such as the 600, 700 and TITAN series.
A full list of participating retailers by country is provided on the officialunder the 'Watch_Dogs PC Game Bundle' section. Countries part of the promotion include the UK, Sweden, Denmark, Norway, Finland, Netherlands, Bulgaria, Romania and Serbia. Watch Dogs supports Nvidia's TXAA and HBAO+, as well as 4K Surround.
GeForces part of the bundle are the GTX TITAN, 780 Ti, 780, 770, 760, 690, 680, 670, 660 Ti and 660 desktop GPUs.
Watch Dogs releases on PC, Xbox 360, PS3, Xbox One and PS4 May 27th.