Not really. The graphics card's only purpose is for 3D games (eg. applications running on a 3d engine). Anything in windows will be 2d. That means images, video etc. No 3d calculations need to be performed on video editing software, the card is doing the same amount of work as just watching it in media player for example.
I suppose you could get away without overclocking. With the cooler it's a saving of no more than 50 quid.
I suppose you could get away without overclocking. With the cooler it's a saving of no more than 50 quid.