Unless you already have a multi-gpu ready mother board and the proper powersupply to get into it, what exactly do you think is the cheaper alternative?
Any new multi-gpu user, whom is not using a single multi-gpu card solution ala 3870x2/9800gx2, is also tying themselves to either company along with a particular chipset.
Any new multi-gpu user, whom is not using a single multi-gpu card solution ala 3870x2/9800gx2, is also tying themselves to either company along with a particular chipset.