Is this a good Bang for the Buck GPU

[higgies]

Am i getting my moneys worth with this card.

http://www.scan.co.uk/products/1gb-sapphire-hd-6870-4200mhz-gddr5-gpu-900mhz-1120-stream-processors-2x-dual-link-dvi-i-hdmi-display

 

[GreenDutchAlien]

Isn't this one the same and cheaper ? http://www.amazon.co.uk/Sapphire-11179-09-20G-6870-GDDR5-Graphics/dp/B004R7MTPQ/ref=sr_1_1?ie=UTF8&qid=1322918631&sr=8-1