Hmmm, well... I think I'm right in saying that some editing software does indeed look for a GPU and uses it if it can. Ordinarly, the statement that you only really need a processor and lots of RAM would be correct, but there are some notable exceptions where a video card can make a difference.

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Premiere Pro, Encore, Photoshop, Ulead VS6, WXP Pro, Core 2 Duo, 2GB, 2 x 250GB SATA3 drives, 2 x 250GB USB 2 external drive, DVD writer, GeForce 7300 GS 256MB

The biggest fool can ask questions that the wisest man cannot answer...