NVIDIA GeForce RTX 4080 16 GB 对 NVIDIA A800 SXM4 80 GB. 规格

显卡的基本技术数据比较 NVIDIA GeForce RTX 4080 16 GB 和 NVIDIA A800 SXM4 80 GB, 芯片，信息处理单元.

• 建筑学
  Ada Lovelace Ampere
• CUDA Cores
  9728 -
• Execution Units
  9728 6912
• GPU芯片
  AD103 GA100
• L1 Cache
  128 KB 192 KB
• L2 Cache
  64 MB 40 MB
• 渲染输出单位
  112 160
• 纹理单位
  304 432

Video memory capacity, type, bus width and bandwidth describe different properties. These values alone do not determine graphics performance.

• Memory Bandwidth
  716.8 GB/s 0.255 GB/s
• Memory Bus
  256 bit 5120 bit
• Memory Clock
  1400 MHz 1593 MHz
• Memory Data Rate
  22.4 Gbps -
• 内存大小
  16 GB 80 GB
• 存储器类型
  GDDR6X HBM2e

Published GPU clock frequencies describe different operating modes. Clock speed alone does not determine graphics performance.

• 基准频率
  2210 MHz 1275 MHz
• 最大频率
  2510 MHz 1410 MHz

Graphics card power limits and recommended system power supply describe different specifications.

• Maximum GPU Temperature
  90 °C -
• System Power Supply
  750 W (System power requirement) -
• TDP
  320 W 400 W
• Total Graphics Power
  320 W -

连通性和连接.

• DisplayPort Ports
  3 × DisplayPort -
• HDCP Version
  2.3 -
• HDMI端口
  1 × HDMI 2.1 -
• 最大。显示
  4 1
• Other Display Outputs (unparsed)
  HDMI -
• PCIe Interface
  PCIe 4.0 x16 PCIe 4.0 x16
• Power Connectors
  3x PCIe 8-pin cables (adapter in box) OR 1x 450 W or greater PCIe Gen 5 cable 没有

在电脑游戏中被充分使用的技术数据.

• CUDA
  8.9 8.0
• DirectX
  12.2 12.2
• 最大分辨率
  3840 × 2160 3840 × 2160
• OpenCL
  3.0 3.0
• OpenGL
  4.6 -
• Shader Model
  6.7 -
• Vulkan
  1.3 -

所比较的设备在尺寸、重量和插槽上的差异

• 高度
  61 mm -
• 长度
  310 mm -
• Slot Size
  Triple-slot IGP
• Width
  140 mm -

GPU的接口和发布日期的比较 NVIDIA A800 SXM4 80 GB 和 NVIDIA GeForce RTX 4080 16 GB.

• Manufacturer specification scope
  NVIDIA Founders Edition/reference design. Clock specifications apply to gaming use. AIB shipping specifications and complete-system power needs may differ. -
• Process Technology
  4 nm 7 nm
• 发布日期
  Q3/2022 Q3/2022

• FP16 (theoretical)
  48.74 TFLOPS (1:1) 77.97 TFLOPS (4:1)
• FP32 (theoretical)
  48.74 TFLOPS 19.49 TFLOPS
• FP64 (theoretical)
  761.5 GFLOPS (1:64) 9.746 TFLOPS (1:2)
• Pixel Rate
  280.6 GPixel/s 225.6 GPixel/s
• Texture Rate
  761.5 GTexel/s 609.1 GTexel/s