My i5 3570k requires 8 pin to power it, and my psu only has a 4 pin. Im plannin on buying a new psu later, but for now is it safe to use this http://www.amazon.co.uk/StarTech-inch-Pin-Power-Adapter/dp/B002O21XHQ#customerReviews Thanks. Or should i just use the 4 pin temporarily, will that work?