GTX1060為啥比GTX960貴?NVIDIA偷著樂 - 3C

By Enid
at 2016-07-17T22:54
at 2016-07-17T22:54
Table of Contents
不久之前,PC顯卡領域的巨頭NVIDIA公佈了一款全新的產品GeForce GTX 1060
這是一款主要針對主流消費者的全新中端顯卡,其GPU內核依然是基於台積電的16納米工
藝打造
不過,該新工藝已經是玩家期待已久的結果,畢竟此前古老的28納米已經延續了多年。
作為上一代火爆的GeForce GTX 960顯卡的繼任者,GeForce GTX 1060相比而言定價更高
了些
很多玩家認為還是很划算。那麼從定價來說,它還能再讓NVIDIA進一步騰飛嗎?
或者說NVIDIA是賠了還是賺了?
GPU晶片成本上升
上一代顯卡GTX 960的GPU內核也是由台積電負責生產,但是古老的28nm製造工藝
晶片面積達到228平方毫米。而GTX 1060,則採用了更新的16納米工藝制程
晶片面積縮減到了200平方毫米。
近日,根據半導體行業的分析師HandelJones挖掘的資訊瞭解
16納米晶圓對客戶報價是在2016年是7779.22美元,相比之前28納米晶圓的4557.25美元成
本增加了約70%左右。
這就意味著,每一枚GPU晶片製造的有效成本實際上相比上一代增加了很多。
GeForce GTX 1080製造需300毫米晶圓,GTX 1060是293,上一代GTX 960大概為256。
假設GTX 1060的良品率可以達到80%,估算來看每片晶圓可以打造234.4枚GPU
相當不錯,畢竟NVIDIA聲稱台積電的16nm工藝良品率高。
但是台積電的28nm製造工藝更加成熟,按照90%的高良品率,那麼也能擁有230枚GPU晶片
。
晶圓成本以及晶片打造良品率穩定的情況下,每一枚GPU晶片的成本GTX 1060大約為33.3
美元
而對於GTX 960只需要19.9美元。很顯然,GTX 1060的原始成本比GTX 960更高。
GTX 1060還集成了更大容量的顯存
不過,GPU晶片的成本只是顯卡原始成本的一部分,因為一枚GPU晶片真正安裝到電路板上
還需要不同的元件
所以還需要評估一些其他新舊原件的成本變化。
GTX 1060顯卡配備了高達6GB容量的GDDR5顯存,速率8GBps,而上一代GTX 960顯卡只提供
了2GB的顯存,速率只有7GBps。
NVIDIA有可能在新一代顯卡中採用了密度更高的記憶體晶片,但成本不太可能直接增加兩
倍
特別是考慮到記憶體技術的升級,不過記憶體的成本波動較大,整體來看還是有所增加。
成本更高售價也更高
正常來說,每一代顯卡的升級定價總會與上一代大概相同,NVIDIA此前也多次執行相同的
策略。
但實際上,從GTX 960到全新的GTX 1060顯卡,顯卡的成本已經升上了不少。NVIDIA依然
選擇聯合合作夥伴加價銷售
而不是再一次以相同的定價銷售,畢竟這會對顯卡利潤率造成擠壓,賺得比之前更少。
GTX 1060將從249美元起銷售,相比GTX 960顯卡增加了50美元,所以,最後得出結論就是
儘管GTX 1060比上一代售價更高,NVIDIA並沒有做賠本生意,較高定價抵消了製造成本的
增加
NVIDIA認為額外的價格能配得上所提供的性能提升,而且還可能意味著,GTX 1060帶來比
GTX 960更高的利潤。
來源︰
http://news.mydrivers.com/1/491/491528.htm
XF編譯︰http://www.xfastest.com/thread-174673-1-1.html
老黃︰我成本上升
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