NVIDIA A800 PCIe 80 GB vs NVIDIA GeForce RTX 3090. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA A800 PCIe 80 GB and NVIDIA GeForce RTX 3090, chip, information processing units.

• Architecture
  Ampere Ampere
• Execution Units
  6912 82
• GPU Chip
  GA100 GA102-300-A1
• L1 Cache
  192 KB -
• L2 Cache
  80 MB -
• Render Output Units
  160 112
• Texture Units
  432 328
• CUDA Cores
  - 10496
• Shader
  - 10496

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

• Memory Bandwidth
  1,935 GB/s 936 GB/s
• Memory Bus
  5120 bit 384 bit
• Memory Clock
  1512 MHz 1219 MHz
• Memory Data Rate
  3 Gbps 19.5 Gbps
• Memory Size
  80 GB 24 GB
• Memory Type
  HBM2e GDDR6X

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

• Base Clock
  1065 MHz 1400 MHz
• Boost Clock
  1410 MHz 1700 MHz

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

• System Power Supply
  600 W (PSU recommendation) 750 W (System power requirement)
• TDP
  250 W 350 W
• Graphics Card Power
  - 350 W
• Maximum GPU Temperature
  - 93 °C

Connectivity and connections.

• PCIe Interface
  PCIe 4.0 x16 PCIe 4.0 x16
• Power Connectors
  8-pin EPS 2x PCIe 8-pin (adapter to 1x 12-pin included)
• DisplayPort Ports
  - 3 × DisplayPort
• HDCP Version
  - 2.3
• Max. Displays
  - 4
• Other Display Outputs (unparsed)
  - HDMI

Technical data that is used to its full potential in computer games.

• CUDA
  8.0 -
• DirectX
  12.2 12_2
• Max. resolution
  3840 × 2160 7680 × 4320
• OpenCL
  3.0 3.0
• OpenGL
  4.6 4.6
• Shader Model
  - 6.6
• Vulkan
  - 1.3

Built-in support for video and image compression standards.

• AV1
  - Decode
• h264
  - Decode / Encode
• h265 / HEVC
  - Decode / Encode
• VP8
  - Decode
• VP9
  - Decode

The difference in size, weight and slot of the compared devices

• Length
  267 mm -
• Slot Size
  Dual-slot -
• Width
  112 mm -

Comparison of interfaces and release dates for GPU NVIDIA GeForce RTX 3090 and NVIDIA A800 PCIe 80 GB.

• Process Technology
  7 nm 8 nm
• Release date
  Q3/2022 Q3/2020
• Manufacturer specification scope
  - NVIDIA Founders Edition/reference design. Clock specifications apply to gaming use. AIB shipping specifications and complete-system power needs may differ.

• FP16 (theoretical)
  77.97 TFLOPS (4:1) 35.58 TFLOPS
• FP32 (theoretical)
  19.49 TFLOPS -
• FP64 (theoretical)
  9.746 TFLOPS (1:2) -
• Pixel Rate
  225.6 GPixel/s 189.8 GPixel/s
• Texture Rate
  609.1 GTexel/s 556.0 GTexel/s