NVIDIA新Pascal核心GTX Titan X四月報到 - 3C
By Carol
at 2016-01-26T14:55
at 2016-01-26T14:55
Table of Contents
2016年NVIDIA的顯卡架構會從 Maxwell 升級到 Pascal,
最新消息顯示最高端的 GP100 核心 GTX Titan X 的繼任者會在今年4月份上市,
6月份的台北電腦展上 NVIDIA 可能會發布 GP104 核心的 GTX 1080 / 1070 顯卡。
按照慣例,Pascal顯卡最高端的是 GP100 大核心,類似之前的 GK110、GM200 核心,
此前曝光的消息顯示 GP100 將擁有恐怖的170億晶體管,
但新一代顯卡會使用 TSMC 的16nm FinFET Plus製程,
所以核心面積反倒從目前 GM200 的600mm2降低到450mm2左右。
GP100 大核心將會用於 GTX Titan X 顯卡的繼任者,
配備HBM 2記憶體,頻寬高達1TB/s。至於容量,之前分析稱其容量可達32GB,
不過從 NVIDIA 曝光的 HBM 架構以及三星最近才量產 4GB HBM2 來看,
二代 GTX Titan X 顯卡最有可能的記憶體容量還是16GB。
再往下就是主流市場的 GP104 核心了,同樣受益於16nm,
GP104 核心面積在300-350mm2之間,比 GM204 的398mm2要更小一些。
考慮到現實性,GP104 核心不會使用昂貴的HBM 2,更可能的選擇是GDDR5X,
後者現在也是納入JEDEC標準,速率可從目前GDDR5的5-7Gbps提升到10-14Gbps,
256bit位寬下頻寬依然有可能翻倍到448GB/s,跟第一代HBM的512GB/s相差不遠。
如果 NVIDIA 保持命名方式不變,那麼 GP104 核心的顯卡會用在 GTX 1080 / 1070 顯卡
上,
預計會在今年6月份的台北電腦展上正式發布。
來源:http://www.expreview.com/45320.html
CBB 編譯
http://www.coolaler.com/showthread.php/333696
存錢囉
準備四萬一定夠
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