650w for r9 290x

Forum discussion tagged with 650w for r9 290x.
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    [SOLVED] Is Thermaltake Litepower 650W enough for Sapphire R9 290X tri x?

    This 650watt model of psu, https://www.thermaltake.com/products-model.aspx?id=C_00001860 I am confused should I buy this one or not. The official page says this series of psu is for energy efficient PC systems. And I didn't find any 80 plus certification on this psu. My pc specs: Intel Core...