Could have bought this for £700.
Processor: Intel Core 2 Duo 2Ghz, 4MB L2 Cache
Screen: 17" Widescreen CrystalBrite Display
Hard Drive: 320GB Hard Drive (2 x 160GB)
Memory: 2048MB RAM (2 x 1GB Ram)
Optical Drive: High Defination DVD Drive
Graphics: Intel® PM965 Chipset with nVidia GeForce 8400M GS 256MB
Wireless LAN: 802.11a/b/g
Operating System: Windows Vista Home Premium
Webcam: Yes, 0.3 MegaPixel Webcam
Other Items: 1 year warranty, 6 cell battery , 5 in 1 card reader
Since you're editting the dual hard drives will be MUCH quicker, as you'll have source-destination, granted yours is 200mhz faster CPU and better graphics, but overall for what you're doing with it, this one will be faster. Bigger screen too, which you'll want for viewing vids.