R9 380、380X 確實有 384bit 但AMD 不用 - 3C

By Damian
at 2015-12-07T13:20
at 2015-12-07T13:20
Table of Contents
AMD 在最近才正式發布了 R9 380X,它所使用的記憶體頻寬是 256bit,
與先前所發布的 R9 380 是一樣的,不過有消息稱,
完整版本的 Tonga(現稱Antigua)核心其實是搭配 384bit 的記憶體頻寬。
Tonga 最早是應用於 R9 285 上面,不過 R9 285 一直不是 AMD 的火力,
當時的 Tonga 核心也就只有 R9 285 一款顯卡,
AMD 保留了一張牌直到今年才出,也就是 R9 380X,
不過 Tonga 完整版本應該是2048個串流處理器、384bit記憶體頻寬,
前者是無誤,後者是有落差。
為此有國外媒體向 AMD 負責顯卡業務的 Raj Koduri 詢問,
Tonga 核心384bit確實存在,可以搭配3GB或6GB記憶體,
不過 AMD 並不打算啟用,因為目前這個組合搭配的效能並沒有價格帶可以切入。
或許明年新系列會有也說不定。
來源︰http://goo.gl/F8HHCL
CBB 編譯︰
http://www.coolaler.com/showthread.php/332500
AMD︰小留一手 謝謝大家 ~ 誤
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