You are picking a Biased review that puts head to head a heavy overclockd GTX260 vs standart HD 4870 1Gb.
Those power comsuption numbers are off too.
Use this review instead please:
http://www.bit-tech.net/hardware/200...tx-sli-pack/11
The diference in IDLE from GTX260-HD4870 1Gb is 10%:
http://www.xtremesystems.org/forums/...6&postcount=52
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