Which GTX670 To Buy?

Which of the cards below would be the best in terms of price/performance/quietness etc?


Gigabyte GeForce GTX 670 Windforce 3X NVIDIA Graphics Card - 2GB - (£323.00)
http://www.scan.co.uk/products/2gb-gigabyte-gtx-670-win...(x16)-6008mhz-gddr5-gpu-980mhz-boost-1058mhz-cores-13

MSI GeForce GTX 670 Power Edition OC NVIDIA Graphics Card - 2GB - (£320.39)
http://www.scan.co.uk/products/2gb-msi-gtx-670-power-ed...(x16)-6008mhz-gddr5-gpu-1019mhz-boost-1079mhz-cores-13

EVGA GTX 670 FTW NVIDIA Graphics Card - 2GB - (£309.59)
http://www.scan.co.uk/products/2gb-evga-gtx-670-ftw-28n...(x16)-6208mhz-gddr5-gpu-1006mhz-boost-1084mhz-cores-1344-dp-dl-dvi

Asus 2GB GeForce GTX 670 DirectCU II NVIDIA Graphics Card - (£335.99)
http://www.scan.co.uk/products/2gb-asus-gtx-670-directc...(x16)-6008mhz-gddr5-gpu-915mhz-boost-980mhz-cores-1344-2xd

Gigabyte or MSI