台式机从睡眠模式恢复后 CPU 频率停滞 S3 问题

Summary: 以下文章提供有关台式机上从睡眠模式 (S3) 恢复后 CPU 频率停滞问题的信息。

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 设置中禁用 VT 和 VT-d 时,从睡眠模式 (S3) 问题恢复后系统 CPU 频率可能会停滞。

受影响的型号:

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

CPU 频率停滞

图 1 — CPU 频率卡住)

VT VT-d DMAR 已禁用

图2 VT VT-d DMAR 已禁用。

Cause

从睡眠模式恢复后,BIOS 与 CPU 和内存的通信不一致,以设置 CPU 限制以保护系统。

Resolution

更新计算机上的 BIOS 可解决此问题。要下载并安装 BIOS,请参阅 BIOS 更新指南

提醒:Web 发布日期和 BIOS 版本可能会因验证结果而异。
  1. 对于 Vostro_3910_3710 Inspiron_3910 ChengMing_3910 Optiplex_3000 Optiplex_5000 BIOS v1.9.1
  2. 对于 Vostro_3890_3690 Optiplex_5090 BIOS v1.14.1
  3. 对于 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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