作者查詢 / SILee
作者 SILee 在 PTT [ PC_Shopping ] 看板的留言(推文), 共91則
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13F→: 聽起來怪怪的。所以他是還沒commit就把reg99.92.209.224 07/26 15:07
14F→: release出來?99.92.209.224 07/26 15:07
23F→: 會買Milan/Genoa的,誰在跟你算dd4和ddr5的價差…02/01 08:51
140F→: zen2給Intel代工幹麻?又不是腦子有洞。換代工廠一堆東西要10/18 05:14
141F→: 重弄好嗎。AMD的工程師又不是吃飽太閒。10/18 05:15
27F→: netflix應該還有在做吧。昨天才看到朋友在linkedin發招募。10/02 05:44
145F→: GPU最好相對簡單啦...間單的話不會市面上搞CPU的大小公司還09/21 14:20
146F→: 一堆,做GPU的都死得差不多了。09/21 14:21
147F→: 一堆公司當初就是覺得我們能做CPU,做GPU也沒啥難的,然後09/21 14:22
148F→: 錢砸下去才發現一堆眉角遠比想像中複雜很多,最後變成巨大09/21 14:23
149F→: 錢坑,最後錢燒光光被迫放棄。09/21 14:24
150F→: 矽谷人力市場上懂architecture的強者很多、懂computer09/21 14:26
151F→: graphics的強者也很多,但兩者都懂的強者是超級稀有動物。09/21 14:26
152F→: 而你要做GPU,就是要想辦法找來一群兩者都懂的強者。09/21 14:28
79F→: 怎麼可能拉頻率效能會線性提升,光記憶體速度就跟不上了09/16 13:10
42F→: 加cache沒那麼簡單...無腦亂加也是會跑出一堆奇怪的問題的07/19 10:22
43F→: 沒優化好,搞到比不加還慘都有可能07/19 10:23
44F→: cache真那麼神,那些server和data center級的CPU就用膠水黏07/19 10:25
45F→: 一堆就好了。反正企業級買家首重的是效能,沒那麼在乎成本07/19 10:26
47F→: spectre和meltdown這類問題是理論上24.23.138.95 03/16 05:30
48F→: 可以被駭客利用來盜取資料,但實務24.23.138.95 03/16 05:30
49F→: 上需要一連串的巧合。就算有心人士24.23.138.95 03/16 05:31
50F→: 刻意去利用這個漏洞攻擊,成功率其24.23.138.95 03/16 05:31
51F→: 實很低。對絕大多數的人根本沒差。24.23.138.95 03/16 05:32
19F噓: 跨die沒延遲是在說啥毀...69.181.248.242 02/22 11:32
51F噓: 你到底在說啥?你到底知不知道延遲69.181.248.242 02/22 13:12
52F→: 是怎樣估出來的?69.181.248.242 02/22 13:13
53F→: 這年頭的CPU隨便就4Ghz甚至5Ghz起跳69.181.248.242 02/22 13:14
54F→: 你自己算一下那中間延遲至少要幾個69.181.248.242 02/22 13:14
55F→: cycle才符合基本的電路和電磁設計原69.181.248.242 02/22 13:15
56F→: 則。這還不包含實際設計上的其他考69.181.248.242 02/22 13:15
57F→: 量預留的margin。實務上過個die幾十69.181.248.242 02/22 13:16
58F→: 甚至幾百cycle都是很正常的好嗎。69.181.248.242 02/22 13:16
62F→: 懶得跟你吵了...看起來是連基本三電69.181.248.242 02/22 13:21
63F→: 都沒學過的69.181.248.242 02/22 13:21
64F→: 還真以為這年頭的cache controller69.181.248.242 02/22 13:23
65F→: 真像計結課本寫的一個hit的延遲一69.181.248.242 02/22 13:23
66F→: 兩個cycle喔...69.181.248.242 02/22 13:23
61F→: 原本的大樓早就拆掉拿去蓋公寓了69.181.248.242 02/17 14:04