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来自维基百科，自由的百科全书
GDDR3 (Graphics Double Data Rate 3)是一款顯示卡專用記憶體，由ATi及JEDEC合作設計。[1]GDDR3與DDR3並無任何關係。
GDDR3的不少技術都是基於DDR2，但耗電及發熱較少，同時效能較高。GDDR3介面會於每個週期內傳送兩組32位元數據。
相比DDR2 (Double Data Rate 2)
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