從睡眠模式恢復後,CPU 頻率停滯 桌面上的 S3 問題

Summary: 下列文章提供在桌上型電腦上從睡眠模式 (S3) 恢復後 CPU 頻率停滯的相關資訊。

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.

Symptoms

在 BIOS 設定中停用 VT 和 VT-d 時,從睡眠模式 (S3) 問題恢復後,系統 CPU 頻率可能會停滯。

受影響的機型:

  • ChengMing 3910 
  • Optiplex_3000 
  • OptiPlex 3000_thin_client
  • OptiPlex 5000
  • OptiPlex 5090   
  • OptiPlex 7090   
  • Precision 3450 
  • Vostro 5890
  • Vostro 3890
  • Vostro 3690  
  • Vostro 3910
  • Vostro 3710  
  • Inspiron 3910
  • Inspiron 3891  

CPU 頻率卡住

圖 1 - CPU 頻率卡住)

VT VT-d DMAR 已停用

圖2 VT VT-d DMAR 已停用。

Cause

從睡眠模式恢復後,BIOS 與 CPU 和記憶體的通訊不一致,無法設定 CPU 節流以保護系統。

Resolution

更新電腦上的 BIOS 可解決問題。若要下載和安裝 BIOS,請參閱 BIOS 更新指南

注意:根據驗證結果而定,Web 發佈日期和 BIOS 版本可能會有所不同。
  1. 適用於 Vostro_3910_3710 Inspiron_3910 ChengMing_3910 Optiplex_3000 Optiplex_5000 BIOS v1.9.1
  2. 適用於 Vostro_3890_3690 Optiplex_5090 BIOS v1.14.1
  3. 適用於 Inspiron_3891 BIOS v1.15

Affected Products

Inspiron 3891, Inspiron 3910, OptiPlex 3000 Tower, OptiPlex 3000 Micro, OptiPlex 3000 Small Form Factor, OptiPlex 3000 Thin Client, Optiplex 5000 Tower, OptiPlex 5000 Micro, OptiPlex 5000 Small Form Factor, OptiPlex 5090 Tower, OptiPlex 5090 Micro , OptiPlex 5090 Small Form Factor, OptiPlex 7090 Tower, OptiPlex 7090 Micro, OptiPlex 7090 Small Form Factor, Precision 3450 XE Small Form Factor, Precision 3450 Small Form Factor, Vostro 3690, Vostro 3710, Vostro 3890, Vostro 3910, Vostro 5890 ...
Article Properties
Article Number: 000208240
Article Type: Solution
Last Modified: 13 Nov 2025
Version:  7
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