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大和魂
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加入日期: Mar 2006
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AMD官方表示Windows 10對Ryzen執行緒調度沒問題

AMD官方表示Windows 10對Ryzen執行緒調度沒問題

Thread Scheduling
We have investigated reports alleging incorrect thread scheduling on the AMD Ryzen™ processor. Based on our findings, AMD believes that the Windows® 10 thread scheduler is operating properly for “Zen,” and we do not presently believe there is an issue with the scheduler adversely utilizing the logical and physical configurations of the architecture.

As an extension of this investigation, we have also reviewed topology logs generated by the Sysinternals Coreinfo utility. We have determined that an outdated version of the application was responsible for originating the incorrect topology data that has been widely reported in the media. Coreinfo v3.31 (or later) will produce the correct results.

Finally, we have reviewed the limited available evidence concerning performance deltas between Windows® 7 and Windows® 10 on the AMD Ryzen™ CPU. We do not believe there is an issue with scheduling differences between the two versions of Windows. Any differences in performance can be more likely attributed to software architecture differences between these OSes.

Going forward, our analysis highlights that there are many applications that already make good use of the cores and threads in Ryzen, and there are other applications that can better utilize the topology and capabilities of our new CPU with some targeted optimizations. These opportunities are already being actively worked via the AMD Ryzen™ dev kit program that has sampled 300+ systems worldwide.

Above all, we would like to thank the community for their efforts to understand the Ryzen processor and reporting their findings. The software/hardware relationship is a complex one, with additional layers of nuance when preexisting software is exposed to an all-new architecture. We are already finding many small changes that can improve the Ryzen performance in certain applications, and we are optimistic that these will result in beneficial optimizations for current and future applications.


AMD:Ryzen完美支持Win10/Win7 超线程没毛病!


所以還能期盼更新後性能提升嗎?
     
      
舊 2017-03-15, 01:04 AM #1
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大和魂離線中  
我部悍將刘刕
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AMD說的是場面話而已啦(其實心裡頭幹得要死!)
 
舊 2017-03-15, 01:56 AM #2
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我部悍將刘刕離線中  
abist
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AMD說的是場面話而已啦(其實心裡頭幹得要死!)


Win10出來多久了?
Ryzen出來多久了?
舊 2017-03-15, 08:47 AM #3
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abist離線中  
p2p
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三刀一出手便知有沒有~



沒有
舊 2017-03-15, 08:51 AM #4
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p2p離線中  
mieutz
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現在AMD建議大家在Windows 10系統中把電源計畫改成【高性能模式】
這樣可以讓Ryzen處理器工作在最佳性能狀態。

原因有二,其一是平衡模式是會讓CPU核心更多的處於低功耗待機狀態,此時激活核心會帶來額外的延時,其二是Ryzen處理器本身支持以1ms為間隔更改電壓與頻率狀態,而平衡模式並不能達到這樣的響應速度,帶來更長的頻率與電壓改變週期。

http://www.expreview.com/52981.html
舊 2017-03-15, 11:01 AM #5
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mieutz離線中  
Splendid
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假A粉還是閉嘴吧
舊 2017-03-15, 11:38 AM #6
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Splendid離線中  
大和魂
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引用:
作者mieutz
現在AMD建議大家在Windows 10系統中把電源計畫改成【高性能模式】
這樣可以讓Ryzen處理器工作在最佳性能狀態。

原因有二,其一是平衡模式是會讓CPU核心更多的處於低功耗待機狀態,此時激活核心會帶來額外的延時,其二是Ryzen處理器本身支持以1ms為間隔更改電壓與頻率狀態,而平衡模式並不能達到這樣的響應速度,帶來更長的頻率與電壓改變週期。

http://www.expreview.com/52981.html


拿耗電換性能的概念
舊 2017-03-15, 01:37 PM #7
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大和魂離線中  
csshih
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拿耗電換性能的概念


那AMD就別想在NB與server這兩塊最賺錢的市場拿到份額了
舊 2017-03-15, 01:42 PM #8
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德田新之助
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三刀一出手便知有沒有~



沒有

舊 2017-03-15, 09:11 PM #9
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德田新之助離線中  
Stone Crab
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那AMD就別想在NB與server這兩塊最賺錢的市場拿到份額了


至少在筆電這塊死定了...
舊 2017-03-15, 09:22 PM #10
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Stone Crab離線中  


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