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Nvidia 4090参数

Nvidia 4090参数

1. 概述

  • 名称: Nvidia GeForce RTX 4090
  • 架构: 基于Nvidia的Ada Lovelace架构
  • 价格: $1,599
  • 显存: 24GB GDDR6X
  • CUDA核心: 16,384
  • 晶体管数量: 76.3亿

2. 性能指标

  • 性能提升:
    • 相比RTX 3090 Ti提升55%
    • 相比RTX 3090 Founders Edition提升71%
    • 相比RTX 3080 Ti提升77%
    • 相比AMD RX 6950 XT提升64%
  • 游戏性能:
    • 在不同游戏中,RTX 4090的性能提升范围为11%到112%。
    • 在DLSS 2质量模式下,表现提升显著,例如《赛博朋克2077》在DLSS 3下可达到138fps。

3. 光线追踪性能

  • 光线追踪提升:
    • 相比RTX 3090 Ti提升78%
    • 相比AMD RX 6950 XT提升190%
    • 在要求高的DXR游戏中,DLSS质量模式下性能接近RX 6950 XT的五倍。

4. 电源和效率

  • 功耗:
    • 总功耗为450W
    • 需要850W的最低电源供应
    • 通过优秀的降压效果,能在仅损失5%性能的情况下减少150W的功耗。

5. 连接性

  • 输出接口:
    • 三个DisplayPort 1.4a输出
    • 一个HDMI 2.1输出
  • PCIe插槽:
    • 遵循PCIe 4.0标准

6. 其他技术特性

  • DLSS技术:
    • DLSS 3帧生成技术显著提升性能
    • DLSS 2质量上采样在光线追踪游戏中显著提高帧率
  • 冷却系统:
    • 采用多风扇冷却布局,保持显卡低温
    • 设计上更安静且散热效果更佳

7. 物理规格

  • 尺寸:
    • 304mm (长) x 137mm (宽) x 61mm (高)
  • 最大温度:
    • 90°C

8. 总结

Nvidia GeForce RTX 4090是一款高端显卡,专为4K游戏和光线追踪设计,提供卓越的性能和效率,适合游戏和内容创作的用户。其显著的性能提升和先进的技术使其成为市场上最强大的显卡之一。

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