Zen 2 記憶體寫入減半 - 3C

By Joe
at 2020-04-23T00:35
at 2020-04-23T00:35
Table of Contents
看了最新的AMD Ryzen 4系列筆記本評測
發現和桌面3系列架構一樣的筆電4系列版本
同樣都只有一個CCD
但是R5-4500U記憶體寫入竟然沒有被砍半
https://imgur.com/HQUbGb2
寫入有到3.6GB/s
同樣架構同記憶體頻率的R7-3700X之前測試美光3200LT寫入卻只有2.5GB/s
https://imgur.com/4t0JF0i
足足差了30多%
這代表AMD明明有能力讓只有一個CCD的桌面3系列Ryzen記憶體寫入和讀取維持一樣
卻因某種考量讓只有一個CCD的桌面3系列Ryzen記憶體寫入減半?
--
發現和桌面3系列架構一樣的筆電4系列版本
同樣都只有一個CCD
但是R5-4500U記憶體寫入竟然沒有被砍半
https://imgur.com/HQUbGb2
寫入有到3.6GB/s
同樣架構同記憶體頻率的R7-3700X之前測試美光3200LT寫入卻只有2.5GB/s
https://imgur.com/4t0JF0i
足足差了30多%
這代表AMD明明有能力讓只有一個CCD的桌面3系列Ryzen記憶體寫入和讀取維持一樣
卻因某種考量讓只有一個CCD的桌面3系列Ryzen記憶體寫入減半?
--
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