Silverstone Stride ST50F power supply main specs include:

• Nominal labeled power: 500 W.
• Measured maximum power: 598.5 W at 45.6º C.
• Labeled efficiency: 80% minimum.
• Measured efficiency: Between 80.6% and 86.5% at 115 V.
• Active PFC: Yes.
• Motherboard Power Connectors: One 24-pin connector and two ATX12V connectors that together form an EPS12V connector.
• Video Card Power Connectors: Two 6-pin connectors.
• Peripheral Power Connectors: Six, two cables with three standard peripheral power connectors each.
• Floppy Disk Drive Power Connectors: One.
• SATA Power Connectors: Six, two cables with three SATA power connectors each.
• Protections: Over voltage (OVP, not tested), under voltage (UVP, not tested), over current (OCP, tested and working), over temperature (OTP, not tested) and short-circuit (SCP, tested and working).
• Warranty: Three years.
• Real manufacturer: FSP
• More Information: http://www.silverstonetek.com
• Average price in the US*: USD 67.00

* Researched at Newegg.com on the day we published this review.