Will this power supply work for this custom system?

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Hello, I am considering creating a custom system. I am not sure about the power supply needs. The following is a list of hardware that I am planning on using: ECS Black Series A785GM-M AM3 AMD 785G HDMI Micro ATX AMD Motherboard - Retail http://www.newegg.com/Product/Product.aspx?Item=N82E16813135241 AMD Phenom II X4 955 Black Edition Deneb 3.2GHz http://www.newegg.com/Product/Product.aspx?Item=N82E16819103674 OCZ Gold 4GB (2 x 2GB) Ram http://www.newegg.com/Product/Product.aspx?Item=N82E16820227479 Microsoft Windows 7 Home Premium 64-bit 1-Pack for System Builders NZXT LEXA S LEXS - 001BK Black Steel ATX Mid Tower Computer Case http://www.newegg.com/Product/Product.aspx?Item=N82E16811146060 SAPPHIRE 100284L Radeon HD 5750 http://www.newegg.com/Product/Product.aspx?Item=N82E16814102859 Western Digital Caviar Blue WD5000AAKB 500GB 7200 RPM http://www.newegg.com/Product/Product.aspx?Item=N82E16822136111 Sony Optiarc Black 24X DVD+R 8X DVD+RW 12X DVD+R D http://www.newegg.com/Product/Product.aspx?Item=N82E16827118030 And the power supply is: LOGISYS Computer PS550ABK 550Watts ATX12V Power Supply With SATA and 20/24 Pin connectors. http://www.newegg.com/Product/Product.aspx?Item=N82E16817170010