AMD RX6900 真實功耗揭秘:整卡高達320W - 3C
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By Callum
at 2020-10-21T00:02
at 2020-10-21T00:02
Table of Contents
RX 6000系列顯示卡即將在本月28日正式發布
各種曝料也越來越接近真相,今天就來說說功耗。
有說法稱Navi 21 XT核心(應該對應RX 6900 XT)系列的整卡功耗為255W
不算低了,但很不幸,這是錯的,實際上比這還要高,公版就有320W,非公版最高能達到
355W。
這樣一來RX 6900的功耗就和RTX 3080處於同一水平了,而從目前跡像看
RX 6900的性能相比RTX 3070還是略有差距,能效比顯然要更遜一籌。RX 6900 320W的總
功耗中
GPU晶片就有235W,佔了接近四分之三,另外來自三星的16GB GDDR6要佔20W
MOFET、電感、電容等供電元件合計30W
其他電壓控制和輸入控制部分5W,風扇等15W,電路損失15W。
對比之下RX 6900、RTX 3080 GPU部分功耗幾乎一致,後者的GDDR6X更費電
雙風扇則節省了不少。Navi 21 XL(應該對應RX 6900)的整卡功耗為290W
其中GPU晶片約203W,三星16GB GDDR6因為降頻來到17W,其他保持不變。
說到顯示記憶體AMD RX 6900系列標配三星16GB GDDR6,產品編號K4ZAF325BM-HC16
等效頻率最高16GHz,相比NVIDIA使用的節能不少,後者同等規格會達到25W。
https://i.imgur.com/LzqZY71.png
來源 https://news.mydrivers.com/1/719/719090.htm
XF編譯
https://www.xfastest.com/thread-245223-1-1.html
效能一切在老黃掌握之中 有上帝視角在等你了
GeForce單手讓Radeon輕鬆吊打
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By Odelette
at 2021-05-31T10:38
at 2021-05-31T10:38
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By Callum
at 2021-06-03T07:39
at 2021-06-03T07:39
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By Andy
at 2021-06-03T15:48
at 2021-06-03T15:48
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