لا اعلم ولكن المصدر يشير الى
اي ان هذه سوف تحل محل هذهBarts (Burt, formerly codenamed): Juniper core "ATI Radeon HD 5700" series models to replace
Cayman (Cayman, the same): Cypress core "ATI Radeon HD 5800" series replaces models
Antilles (Antiresu, same): Cayman with two cores. "ATI Radeon HD 5970" to replace model
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