Wondering if this PSU is good to run a GTX 970 at good performance?

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Power Supply Requirements for a single GeForce GTX 970
NVIDIA specifies a minimum of a 500 Watt or greater system power supply. (Minimum system power requirement based on a PC configured with an Intel Core i7 3.2GHz 130 Watt TDP processor.)
the power supply must also have a maximum combined +12 Volt continuous current rating of 35 Amps or greater
the power supply must also have at least two 75 Watt 6-pin PCI Express supplementary power connectors. There are some non-reference design cards that require one 75 Watt 6-pin and one 150 Watt 8-pin PCI Express supplementary power connectors or just one 150 Watt 8-pin PCI Express...
Power Supply Requirements for a single GeForce GTX 970
NVIDIA specifies a minimum of a 500 Watt or greater system power supply. (Minimum system power requirement based on a PC configured with an Intel Core i7 3.2GHz 130 Watt TDP processor.)
the power supply must also have a maximum combined +12 Volt continuous current rating of 35 Amps or greater
the power supply must also have at least two 75 Watt 6-pin PCI Express supplementary power connectors. There are some non-reference design cards that require one 75 Watt 6-pin and one 150 Watt 8-pin PCI Express supplementary power connectors or just one 150 Watt 8-pin PCI Express supplementary power connector.

Antec TruePower Classic 550W (TP-550C)
• OEM: Seasonic
• maximum combined +12 Volt continuous current rating of 45 Amps
two 150-Watt (6+2)-pin PCI Express supplementary power connectors
• Modular Output Cables: No
• Official Intel Haswell Compliance: Yes
• 80 PLUS GOLD Efficiency Certification
• 5 Year Limited Warranty
• Link: http://www.newegg.com/Product/Product.aspx?Item=N82E16817371071

Rosewill CAPSTONE-550 550W
• OEM: Super Flower
• maximum combined +12 Volt continuous current rating of 45.5 Amps
two 150-Watt (6+2)-pin PCI Express supplementary power connectors
• Modular Output Cables: No
• Official Intel Haswell Compliance: Yes
• 80 PLUS GOLD Efficiency Certification
• 5 Year Limited Warranty
• Link: http://www.newegg.com/Product/Product.aspx?Item=N82E16817182068

XFX TS Series 550W (P1-550G-TS3X)
• OEM: Seasonic
• maximum combined +12 Volt continuous current rating of 45 Amps
two 150-Watt (6+2)-pin PCI Express supplementary power connectors
• Modular Output Cables: No
• Official Intel Haswell Compliance: Yes
• 80 PLUS GOLD Efficiency Certification
• ?? Year Limited Warranty
• Link: http://www.newegg.com/Product/Product.aspx?Item=N82E16817207030

XFX TS Series 550W (P1-550S-XXB9)
• OEM: Seasonic
• maximum combined +12 Volt continuous current rating of 44 Amps
two 150-Watt (6+2)-pin PCI Express supplementary power connectors
• Modular Output Cables: No
• Official Intel Haswell Compliance: Yes
• 80 PLUS BRONZE Efficiency Certification
• 5 Year Limited Warranty
• Link: http://www.newegg.com/Product/Product.aspx?Item=N82E16817207013
 
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