V2EX ddr3

DDR3

释义 Definition

DDR3 是一种计算机内存(DRAM)标准,全称 Double Data Rate 3(第三代“双倍数据率”同步动态随机存取存储器)。它常用于台式机、笔记本和服务器的内存条(DIMM/SO-DIMM),特点是相较 DDR2 具备更高带宽、更低功耗(在其年代的主流平台中)。

发音 Pronunciation (IPA)

/di di r θri/

例句 Examples

This desktop still runs on DDR3 memory.
这台台式机仍然使用 DDR3 内存。

Although DDR3 is widely compatible with older systems, it cannot be installed in a DDR4 slot because the notch position is different.
虽然 DDR3 与较旧系统的兼容性很强,但由于防呆缺口位置不同,它不能安装到 DDR4 插槽里。

词源 Etymology

DDR3 来自缩写:DDR = Double Data Rate(“双倍数据率”,指每个时钟周期在上升沿和下降沿都传输数据),3 表示第三代标准。它是 DDR/DDR2 的后续演进,用于提升传输速率与能效。

相关词 Related Words

文献与作品 Literary / Notable Works

  • *JEDEC Standard: DDR3 SDRAM (JESD79-3)*(JEDEC 官方标准文档,系统定义 DDR3 规范)
  • Upgrading and Repairing PCs(Scott Mueller,涉及内存代际与 DDR3 的装机/升级说明)
  • Intel Datasheets / Platform Design Guides(英特尔平台与芯片组资料中常见 DDR3 支持与参数说明)
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