As one of its daily deals, Newegg offers the Rosewill CAPSTONE 1,000-watt 80 PLUS GOLD Power Supply, model no. CAPSTONE-1000-M, for $129.99. This $40 mail-in rebate drops it to $89.99. With free shipping, that's the lowest total price we could find by $50, although we saw it for $2 less last month. This 80 PLUS Gold-certified power supply features an efficiency up to 92%, 140mm silent fan, mesh sleeves on all cables, and is SLI / CrossFire ready. Deal ends July 29 at 3 am ET.