AMD談Zen5架構:核心越多,記憶體將成瓶頸 - 3C

By Odelette
at 2022-03-07T18:37
at 2022-03-07T18:37
Table of Contents
~AMD的CPU路線圖已經發展到了5nm Zen4這一代,今年底就會推出,CPU核心數將從目前最
多64核提升到96核
128核,再往後的Zen5預計也是這些核心數,但性能更強
不過AMD高管認為隨著CPU核心數的增加,記憶體的瓶頸問題會越來越嚴重。
日前AMD高級副總裁及服務器部門總經理Dan McNamara在一次金融大會上談到了AMD的新動
向
首先是供應問題,他認為至少在2023年底之前,AMD在伺服器領域都可以繼續增加產品交
付量。
其次他還談到了Zen5架構,這是5nm Zen4的繼任者,Dan McNamara認為CPU核心數沒必要
再增加了
—— Zen4時代有兩種架構,分別是zen4C及zen4d
分別是96核、128核,這也意味著Zen5架構也是最多96核、128核,不會增加。
Dan McNamara認為伺服器處理器性能與更快的記憶體有關
否則CPU核心數及記憶體兩個系統的平衡就無法實現,記憶體將會成為瓶頸
這裡說的記憶體不單單是指DDR5,還要包括處理器本身整合的快取
顯然AMD是注意到了記憶體系統的瓶頸問題
不然也不會在現在的Zen3處理器就嘗試3D V-Cache技術,給處理器配備768MB L3。
來源 https://news.mydrivers.com/1/818/818520.htm
XF編譯 https://www.xfastest.com/thread-259768-1-1.html
好 沒關係 反正 AM5 搭 D5 你就買 花下去就對了 不要嫌貴一直死守 D4
就這樣
--
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