V2EX vram

VRAM

释义 Definition

VRAMVideo RAM(视频随机存取存储器) 的缩写,指显卡(GPU)上专门用于存放纹理、帧缓冲、着色数据、模型数据等图形相关信息的高速内存。VRAM 越大、带宽越高,通常越能应对高分辨率与高画质设置。(在不同语境下也可能泛指“显存”。)

发音 Pronunciation (IPA)

/vi r m/

例句 Examples

My laptop only has 4 GB of VRAM, so some games stutter at high settings.
我的笔记本只有 4GB 显存,所以一些游戏在高画质下会卡顿。

When training large vision models, insufficient VRAM can force smaller batch sizes and slow experimentation.
训练大型视觉模型时,显存不足会迫使你减小 batch size,从而拖慢实验迭代。

词源 Etymology

VRAM 来自 Video RAMvideo(视频/图像显示)+ RAM(random-access memory,随机存取存储器)。它最初用于描述为图形显示优化的内存类型,后来在日常使用中常被用来泛指 GPU 的显存容量与资源。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • Computer Architecture: A Quantitative Approach(Hennessy & Patterson)在内存层次与图形/加速器相关讨论中涉及显存/显存带宽等概念。
  • Programming Massively Parallel Processors: A Hands-on Approach(Kirk & Hwu)讨论 GPU 编程与内存资源限制时常提及显存(VRAM)容量与访问。
  • CUDA by Example(Sanders & Kandrot)在示例与性能分析中会提到 GPU 内存(常被读者口语化称为 VRAM)的占用与管理。
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