AMD RX Navi21 GPU 傳聞:兩倍Navi10速度 - 3C

By Agnes
at 2019-12-31T12:28
at 2019-12-31T12:28
Table of Contents
據台灣PTT論壇的知情人士稱,AMD的高 接Radeon RX Navi 21 GPU規格似乎已開始洩漏
報導稱下一代GPU的速度可能是Navi 10的兩倍。高階Navi GPU計畫已經啟動,並將於2020
年推出。
詳細訊息由一名PTT成員發布,列出了即將推出的高階Navi GPU的幾個關鍵規格
我們知道AMD當前的Radeon RX系列產品採用7nm製程,並且是第一代RDNA系列的一部分
預計第二代RDNA系列將使用先進的7nm+製程,該製程在提高整體性能效率的同時充分利用
更密集的設計。
之前有傳言稱AMD的高階Navi GPU(被稱為Navi 21 GPU)已被淘汰。該晶片的尺寸為
505mm2
是Navi 10晶片尺寸251mm2的兩倍。它甚至比AMD的Vega 20 GPU更大,後者的晶片尺寸為
331mm2
因此這可能意味著我們正在看到一款更強大的晶片,該晶片的速度肯定比AMD尚未發布的
任何產品都要快\
AMD Vega 20 GPU擁有132億個電晶體管,因此Navi 21 GPU可能超過15-16億個電晶體管
這將使該晶片比市場上的其他任何產品都密度更高。
在性能方面據說Navi 21 GPU的速度至少是Navi 10 GPU的兩倍
Radeon RX 5700 XT是Navi 10 GPU的最佳選擇,它接近GeForce RTX 2070 SUPER
因此Navi 21 GPU可能會超過RTX 2080 SUPER的性能,甚至最終會接近RTX 2080 Ti
話雖如此但尚未說明時脈速度,這將在確定卡的最終性能方面發揮更大的作用。另外應該
說這種大小的GPU會消耗很多功率
並且由於Navi 10 GPU的TDP為225W,因此給出了大約275-300W的TDP。
還指出鑑於GPU本身的巨大Die尺寸,該卡最終將不使用HBM,而是依賴於GDDR6
這意味著我們很可能會獲得384位元或512位元記憶體匯流排,這應該為我們提供12GB或
16GB的記憶體
AMD可以領先一步甚至提供到24或32GB的GDDR6的產品,因為這最終將成為其2020旗艦顯示
卡產品。
來源 WCC 回抄
https://wccftech.com/amd-radeon-rx-navi-21-gpu-2x-performance-5700-xt-die-size-rumor/
XF編譯
https://www.xfastest.com/thread-237518-1-1.html
老外都知道這裡有業內人士會leak
AMD新高階卡每次都被老黃吊打 不期不待 可憐的Radeon VII
--
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