機械硬碟已無優勢:存儲密度也被SSD超越 - 3C
By Megan
at 2016-02-16T17:43
at 2016-02-16T17:43
Table of Contents
其實很簡單R
近幾年的話SSD的GB/$比不上傳統硬碟(HDD)
但使用者體驗哩 打爆HDD嘛
雖然遲早會黃金交叉
但應該已經會是好幾年以後的事了
要買就快買,不然到時候又在嫌TLC...
然後要便宜不坑爹的話還是慢慢等3D NAND比較實在
(前幾天不就有Micron 3D NAND的消息了嗎)
倒是台系SMI SM2246EN也有消息能上3D NAND(但當然不是隨便都能上)
http://www.siliconmotion.com/A6.1.Detail_News.php?sn=191
其它的話如PHISON當然也會一起粗乃玩
Marvell也是
====
3D NAND開始打進市場後MLC不會消失
但就比較貴這樣(不過簡單來說就是比TLC貴喇 只是也走入3D NAND了這樣)
(請看第六張投影片)
http://tinyurl.com/gv5r2r9
所以某人可以不用崩潰惹 MLC會繼續存在der (SLC也還是在 但消費級買不到)
且再上去還有更屌der 3D XPoint喔
然後這些2D TLC呢?
因為消費者要的就是大容量+俗(看某些SSD的跳水價就知了kerker)
廠商就順便練功這樣(舉例來說三☆之前就用840和840EVO練過惹)
至於為啥選TLC SSD?
啊就是要比MLC俗啊 沒比MLC俗那還幹嘛買TLC
所以真要買TLC SSD 對筆者來說請400GB up再考慮
(才真的有顯著的價格優勢 你看SanDisk Ultra II 960GB已經殺到$7990惹)
然後記得避開有疑慮or坑爹級的產品
120/240GB要便宜 要可靠 要買前買後不會想來想去
請直接考慮SanDisk SSD Plus 其它...不知道惹
(對了,SSD Plus 480GB應該是TLC的方案 主控就也不會是SM2246XT了)
最後...TLC vs MLC真的不是只有差在P/E喔
浴室大大都寫的很清楚惹
http://bbs.pceva.com.cn/forum.php?mod=viewthread&tid=118508
http://bbs.pceva.com.cn/forum.php?mod=viewthread&tid=123817
http://bbs.pceva.com.cn/forum.php?mod=viewthread&tid=123982
http://bbs.pceva.com.cn/thread-124014-1-1.html
這篇有提到840 EVO在耐久度測試操到最後為啥會暴斃的原因
http://bbs.pceva.com.cn/thread-120274-1-1.html
TechReport的Intel 330寫到後面會鎖死的原因是有理由的
http://i.imgur.com/QnydxFq.png
(請看第八點)
然後SSD會壞反而是韌體出錯(就韌體門或凍結門之類的)比較常見
而不是顆粒被寫壞
不過3D TLC(疊的層數都看不懂QQ)應該就不會和某些2D TLC一樣坑惹
(有沒有八卦還請大大來爆掛和指正 畢竟我是魯蛇大濕QQ)
--
推 Lavchi:江宜樺:服貿利大於弊,一定得簽 民 眾:梅達利? 03/27 01:58
--
近幾年的話SSD的GB/$比不上傳統硬碟(HDD)
但使用者體驗哩 打爆HDD嘛
雖然遲早會黃金交叉
但應該已經會是好幾年以後的事了
要買就快買,不然到時候又在嫌TLC...
然後要便宜不坑爹的話還是慢慢等3D NAND比較實在
(前幾天不就有Micron 3D NAND的消息了嗎)
倒是台系SMI SM2246EN也有消息能上3D NAND(但當然不是隨便都能上)
http://www.siliconmotion.com/A6.1.Detail_News.php?sn=191
其它的話如PHISON當然也會一起粗乃玩
Marvell也是
====
3D NAND開始打進市場後MLC不會消失
但就比較貴這樣(不過簡單來說就是比TLC貴喇 只是也走入3D NAND了這樣)
(請看第六張投影片)
http://tinyurl.com/gv5r2r9
所以某人可以不用崩潰惹 MLC會繼續存在der (SLC也還是在 但消費級買不到)
且再上去還有更屌der 3D XPoint喔
然後這些2D TLC呢?
因為消費者要的就是大容量+俗(看某些SSD的跳水價就知了kerker)
廠商就順便練功這樣(舉例來說三☆之前就用840和840EVO練過惹)
至於為啥選TLC SSD?
啊就是要比MLC俗啊 沒比MLC俗那還幹嘛買TLC
所以真要買TLC SSD 對筆者來說請400GB up再考慮
(才真的有顯著的價格優勢 你看SanDisk Ultra II 960GB已經殺到$7990惹)
然後記得避開有疑慮or坑爹級的產品
120/240GB要便宜 要可靠 要買前買後不會想來想去
請直接考慮SanDisk SSD Plus 其它...不知道惹
(對了,SSD Plus 480GB應該是TLC的方案 主控就也不會是SM2246XT了)
最後...TLC vs MLC真的不是只有差在P/E喔
浴室大大都寫的很清楚惹
http://bbs.pceva.com.cn/forum.php?mod=viewthread&tid=118508
http://bbs.pceva.com.cn/forum.php?mod=viewthread&tid=123817
http://bbs.pceva.com.cn/forum.php?mod=viewthread&tid=123982
http://bbs.pceva.com.cn/thread-124014-1-1.html
這篇有提到840 EVO在耐久度測試操到最後為啥會暴斃的原因
http://bbs.pceva.com.cn/thread-120274-1-1.html
TechReport的Intel 330寫到後面會鎖死的原因是有理由的
http://i.imgur.com/QnydxFq.png
(請看第八點)
然後SSD會壞反而是韌體出錯(就韌體門或凍結門之類的)比較常見
而不是顆粒被寫壞
不過3D TLC(疊的層數都看不懂QQ)應該就不會和某些2D TLC一樣坑惹
(有沒有八卦還請大大來爆掛和指正 畢竟我是魯蛇大濕QQ)
--
推 Lavchi:江宜樺:服貿利大於弊,一定得簽 民 眾:梅達利? 03/27 01:58
→ Lavchi:江宜樺:利大於弊 民 眾:義大利?03/27 01:59
→ Lavchi:江宜樺:利大於弊 民 眾:利大於弊? 03/27 01:59 → Lavchi:江宜樺:阿水啦~ 03/27 01:59
→ phobiamojo:is it good for people? 03/27 02:02 推 Lavchi:哩簽跨麥 03/27 02:05
--
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