NVIDIA H100 PCIe vs NVIDIA A800 SXM4 80 GB. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA H100 PCIe and NVIDIA A800 SXM4 80 GB, chip, information processing units.

• GPU Chip
  GH100 GA100
• Execution units
  7296 6912
• Render Output Units
  24 160
• Texture Units
  456 432

Comparison of the amount of memory on board graphics cards. The more the better.

• Memory Size
  80 GB 80 GB
• Memory Type
  HBM2e HBM2e
• Memory Clock
  1 GHz 1.593 GHz
• Memory Bandwith
  1,280 GB/s 2.04 Gbps
• Memory Interface
  5120 bit 5120 bit

Let's compare the memory frequency of graphics cards NVIDIA H100 PCIe and NVIDIA A800 SXM4 80 GB. The higher the better.

• Base Clock
  1.065 GHz 1.275 GHz
• Boost Clock
  1.65 GHz 1.41 GHz

Connectors, the number of thermal watts emitted in normal mode and at overclocking.

• TDP
  350 W 400 W
• Power Connectors
  8-pin EPS No

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

• Max. Displays
  1 1
• DirectX
  No 12.2
• OpenCL
  3.0 3.0
• CUDA
  9.0 8.0

Comparison of interfaces and release dates for GPU NVIDIA A800 SXM4 80 GB and NVIDIA H100 PCIe.

• Architecture
  Hopper Ampere
• GPU Interface
  PCIe 5.0 x16 PCIe 4.0 x16
• Structure size
  4 nm 7 nm
• Release date
  Q2/2022 Q3/2022

• Pixel Rate
  39.60 GPixel/s 225.6 GPixel/s
• Texture Rate
  752.4 GTexel/s 609.1 GTexel/s
• FP16 (half)
  96.31 TFLOPS 77.97 TFLOPS (4:1)
• FP32 (float)
  24.08 TFLOPS 19.49 TFLOPS
• FP64 (double)
  12.04 TFLOPS 9.746 TFLOPS (1:2)