NVIDIA RTX A5000 vs NVIDIA A800 SXM4 80 GB. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA RTX A5000 and NVIDIA A800 SXM4 80 GB, chip, information processing units.

• Architecture
  Ampere Ampere
• Execution Units
  64 6912
• GPU Chip
  GA102 GA100
• Render Output Units
  96 160
• Shader
  8192 -
• Texture Units
  256 432
• L1 Cache
  - 192 KB
• L2 Cache
  - 40 MB

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

• Memory Size
  24 GB 80 GB
• Memory Speed (legacy frequency label)
  2000 MHz -
• Memory Type
  GDDR6 HBM2e
• Memory Bandwidth
  - 0.255 GB/s
• Memory Bus
  - 5120 bit
• Memory Clock
  - 1593 MHz

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

• Base Clock
  1170 MHz 1275 MHz
• Boost Clock
  1695 MHz 1410 MHz

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

• TDP
  230 W 400 W

Connectivity and connections.

• Max. Displays
  4 1
• PCIe Interface
  PCIe 4.0 x16 PCIe 4.0 x16
• Power Connectors
  - No

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

• DirectX
  12.2 12.2
• DLSS / FSR
  Yes -
• Max. resolution
  7680 × 4320 3840 × 2160
• Raytracing
  Yes -
• CUDA
  - 8.0
• OpenCL
  - 3.0

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

• Slot Size
  - IGP

Comparison of interfaces and release dates for GPU NVIDIA A800 SXM4 80 GB and NVIDIA RTX A5000.

• Manufacturer
  NVIDIA -
• Process Technology
  8 nm 7 nm
• Release date
  Q3/2021 Q3/2022

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