Radeon HD 5770 Video Cards different kinds Same Card?

I've been looking for a video card lately and have found the "Radeon HD 5770" series. There is different kinds of Radeon HD 5770 cards such as, "XFX Radeon HD 5770", or "Sapphire Radeon HD 5770", and theres even more! When I compare them, the specifications are the same. MY... show more I've been looking for a video card lately and have found the "Radeon HD 5770" series. There is different kinds of Radeon HD 5770 cards such as, "XFX Radeon HD 5770", or "Sapphire Radeon HD 5770", and theres even more! When I compare them, the specifications are the same.

MY QUESTION IS, are these Radeon HD 5770 cards the exact same thing besides the name and price?
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