AMD談光線追踪與99%玩家無關,Radeon VII - 3C
![Vanessa avatar](/img/cat5.jpg)
By Vanessa
at 2019-01-18T19:04
at 2019-01-18T19:04
Table of Contents
AMD:光追與99%玩家無關,Radeon VII可通過DirectML實現DLSS
日媒4gamer在CES 2019結束後放出了與AMD諸多產品經理的訪談內容,裡面透露了非常多有意思的事情。其中在顯卡部分,AMD高級營銷經理Adam Kozak談及競爭對手NVIDIA RTX顯卡發展方向時,表示實時光線追踪目前與99%的遊戲玩家無關,而且DLSS並非不可複制,最新發布的7nm第二代Vega顯卡Radeon VII就可以藉助微軟的DirectML API實現類似效果。
在訪談中Adam Kozak首先說明了Radeon VII顯卡的一些大家比較疑惑的地方,例如為什麼要上16GB HBM2顯示記憶體,這有必要嗎?
Adam Kozak:“由於7nm工藝讓核心面積下降了30%,可以更加從容地塞入了2個HBM2顯示記憶體。就目前遊戲狀況來看,8GB顯示記憶體是起步,未來4K、HDR遊戲內容原來越多,需要10GB以上顯示記憶體的地方越來越多,16GB顯示記憶體還是很有必要,畢竟Radeon VII還是一張創作者顯卡,當你編輯8K視頻的時候你就知道大容量顯示記憶體是多麼重要。2019年開始,顯卡配備8GB顯示記憶體將會變成一個常態”
Radeon VII只有60組NCU單元,而Radeon Instinct MI60確實滿血的64組NCU,AMD有打算推出這級別的遊戲卡嗎?
Adam Kozak:“不排除這個可能性,但目前無可奉告”
Radeon VII支持PCIe 4.0以及Infinity Fabric Multi GPU嗎?
Adam Kozak:“兩者均不支持,因為Radeon VII定位還是一張遊戲卡、創造卡,PCIe 3.0帶寬已經可以滿足所需;同時它僅支持Direct環境內的CrossFire。”
AMD有考慮支持光線追踪嗎?UL已經發布了基於DirectX Raytracing的3DMark基準測了。
Adam Kozak:“AMD明白光線追踪對於畫面影響的重要性,目前AMD已經在Radeon Pro Render上對光線追踪渲染有了全套解決方案,但應用在遊戲上為時過早,目前只有《戰地風雲5》一個遊戲支持,而基準測試也只有《3DMark Port Royal》,基本可以說與99%的遊戲玩家無關,對遊戲玩家沒有任何好處。但AMD在將來一定會支持的,具體什麼時候我也說不出來”
NVIDIA開發出了基於AI的深度學習超級採樣DLSS,並應用於遊戲上,AMD是怎麼看的呢?(編按:DLSS,Deep Learning Super Sampling,可用來替遊戲畫面進行效率更好的反鋸齒技術)
Adam Kozak:“其實在GDC 2018上,微軟宣布了Windows ML,而其中的DirectML是DirectX基礎上的一種Machine Learning(機械學習)的擴展,AMD正在測試、評估DirectML,而Radeon VII在測試中成績良好。這裡順便講一下,在傳統的測試Luxmark中,基於OpenCL的GPGPU類光線追踪渲染器機型渲染,而Radeon VII性能是RTX 2080的1.62倍。所以AMD Radeon VII也可以通過DirectML實現類似於DLSS的效果。”
PS:Windows ML是Windows全新的內置機器學習平台,用於本機執行預訓練的機器學習模型,並提供了AP快速集成到應用中。它可以支持硬體加速、本機執行、圖像處理優化。
不過Radeon VII並不想RTX 2080那樣擁有專門、高效的硬體流水線去處理深度學習計算,換句話說AMD目前方案是基於軟體去運行DirectML,NVIDIA則是硬體方案實現。
在CES 2019上,CEO蘇姿豐並沒有提及下一代顯卡NAVI的任何消息,是出現什麼問題了嗎?
Adam Kozak(笑):“目前進展順利,但我一無所知。Lisa之所以不提及NAVI顯卡,主要是不想弱化了Radeon VII巨大性能提升,這是我的個人看法,哈哈”
就以上訪談來看,AMD也是一如既往地對自己產品充滿了信心,對Radeon VII顯卡可以說是充滿了希冀。也談及競爭對手的“騷操作”看著漂亮,但目前來看對於遊戲玩家來說還不太友好,生態依然沒有完整,AMD不著急跟進光線追踪顯卡,但DLSS展現出來的遊戲性能提升思路或許值得AMD好好學習一番。
https://goo.gl/cxSbof
--
Sent from my Windows
--
日媒4gamer在CES 2019結束後放出了與AMD諸多產品經理的訪談內容,裡面透露了非常多有意思的事情。其中在顯卡部分,AMD高級營銷經理Adam Kozak談及競爭對手NVIDIA RTX顯卡發展方向時,表示實時光線追踪目前與99%的遊戲玩家無關,而且DLSS並非不可複制,最新發布的7nm第二代Vega顯卡Radeon VII就可以藉助微軟的DirectML API實現類似效果。
在訪談中Adam Kozak首先說明了Radeon VII顯卡的一些大家比較疑惑的地方,例如為什麼要上16GB HBM2顯示記憶體,這有必要嗎?
Adam Kozak:“由於7nm工藝讓核心面積下降了30%,可以更加從容地塞入了2個HBM2顯示記憶體。就目前遊戲狀況來看,8GB顯示記憶體是起步,未來4K、HDR遊戲內容原來越多,需要10GB以上顯示記憶體的地方越來越多,16GB顯示記憶體還是很有必要,畢竟Radeon VII還是一張創作者顯卡,當你編輯8K視頻的時候你就知道大容量顯示記憶體是多麼重要。2019年開始,顯卡配備8GB顯示記憶體將會變成一個常態”
Radeon VII只有60組NCU單元,而Radeon Instinct MI60確實滿血的64組NCU,AMD有打算推出這級別的遊戲卡嗎?
Adam Kozak:“不排除這個可能性,但目前無可奉告”
Radeon VII支持PCIe 4.0以及Infinity Fabric Multi GPU嗎?
Adam Kozak:“兩者均不支持,因為Radeon VII定位還是一張遊戲卡、創造卡,PCIe 3.0帶寬已經可以滿足所需;同時它僅支持Direct環境內的CrossFire。”
AMD有考慮支持光線追踪嗎?UL已經發布了基於DirectX Raytracing的3DMark基準測了。
Adam Kozak:“AMD明白光線追踪對於畫面影響的重要性,目前AMD已經在Radeon Pro Render上對光線追踪渲染有了全套解決方案,但應用在遊戲上為時過早,目前只有《戰地風雲5》一個遊戲支持,而基準測試也只有《3DMark Port Royal》,基本可以說與99%的遊戲玩家無關,對遊戲玩家沒有任何好處。但AMD在將來一定會支持的,具體什麼時候我也說不出來”
NVIDIA開發出了基於AI的深度學習超級採樣DLSS,並應用於遊戲上,AMD是怎麼看的呢?(編按:DLSS,Deep Learning Super Sampling,可用來替遊戲畫面進行效率更好的反鋸齒技術)
Adam Kozak:“其實在GDC 2018上,微軟宣布了Windows ML,而其中的DirectML是DirectX基礎上的一種Machine Learning(機械學習)的擴展,AMD正在測試、評估DirectML,而Radeon VII在測試中成績良好。這裡順便講一下,在傳統的測試Luxmark中,基於OpenCL的GPGPU類光線追踪渲染器機型渲染,而Radeon VII性能是RTX 2080的1.62倍。所以AMD Radeon VII也可以通過DirectML實現類似於DLSS的效果。”
PS:Windows ML是Windows全新的內置機器學習平台,用於本機執行預訓練的機器學習模型,並提供了AP快速集成到應用中。它可以支持硬體加速、本機執行、圖像處理優化。
不過Radeon VII並不想RTX 2080那樣擁有專門、高效的硬體流水線去處理深度學習計算,換句話說AMD目前方案是基於軟體去運行DirectML,NVIDIA則是硬體方案實現。
在CES 2019上,CEO蘇姿豐並沒有提及下一代顯卡NAVI的任何消息,是出現什麼問題了嗎?
Adam Kozak(笑):“目前進展順利,但我一無所知。Lisa之所以不提及NAVI顯卡,主要是不想弱化了Radeon VII巨大性能提升,這是我的個人看法,哈哈”
就以上訪談來看,AMD也是一如既往地對自己產品充滿了信心,對Radeon VII顯卡可以說是充滿了希冀。也談及競爭對手的“騷操作”看著漂亮,但目前來看對於遊戲玩家來說還不太友好,生態依然沒有完整,AMD不著急跟進光線追踪顯卡,但DLSS展現出來的遊戲性能提升思路或許值得AMD好好學習一番。
https://goo.gl/cxSbof
--
Sent from my Windows
--
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