主機板放 sata express 是一種趨勢嗎? - 3C

By Kumar
at 2016-08-21T12:54
at 2016-08-21T12:54
Table of Contents
看到前面有人在問 SATA Express (SATAe) 的問題,小弟也趁機上了一課,
但是蠻好奇一件事情,好像從 z87/z97 時代就出現的 SATAe,
是不是已經變成 OEM 廠商呈現 SATA 6.0Gbps 埠的慣用方式之一?
看現在 z170 的主機板,不管是 atx 或是 mini-itx 的尺寸,
固定會有2個甚至4個 SATA 6.0Gbps 是用 SATAe 介面來呈現,
但是感覺 SATAe 的裝置並不是很主流,反而比較像是一種過度期時的規格,
如果要提解決 SATA 6.0Gbps 的瓶頸而改用 PCIe 的這個做法,
後來的 M.2/U.2 似乎更成功更普遍,intel 也沒有做 SATAe 介面的 SSD,
所以推測 SATAe 應該只有一種用法,就是拆成2個 SATA 6.0Gbps 來用吧…
那請問到現在這個介面依舊保留著,沒有還原回2個獨立 SATA 埠是為什麼呢?
是因為 SATAe 比較省空間嗎?
小弟非專業玩家,純粹好奇請益,如果認知錯誤也請各位先進多多指證,謝謝。
--
但是蠻好奇一件事情,好像從 z87/z97 時代就出現的 SATAe,
是不是已經變成 OEM 廠商呈現 SATA 6.0Gbps 埠的慣用方式之一?
看現在 z170 的主機板,不管是 atx 或是 mini-itx 的尺寸,
固定會有2個甚至4個 SATA 6.0Gbps 是用 SATAe 介面來呈現,
但是感覺 SATAe 的裝置並不是很主流,反而比較像是一種過度期時的規格,
如果要提解決 SATA 6.0Gbps 的瓶頸而改用 PCIe 的這個做法,
後來的 M.2/U.2 似乎更成功更普遍,intel 也沒有做 SATAe 介面的 SSD,
所以推測 SATAe 應該只有一種用法,就是拆成2個 SATA 6.0Gbps 來用吧…
那請問到現在這個介面依舊保留著,沒有還原回2個獨立 SATA 埠是為什麼呢?
是因為 SATAe 比較省空間嗎?
小弟非專業玩家,純粹好奇請益,如果認知錯誤也請各位先進多多指證,謝謝。
--
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