NVIDIA L40G vs NVIDIA A800 PCIe 40 GB. Specifications, performance, tests

This section provides a detailed comparison of the fundamental technical specifications of the graphics cards NVIDIA L40G and NVIDIA A800 PCIe 40 GB. It includes key information such as the GPU chip architecture, the number of processing units, and other core features that directly impact the overall performance of the cards in various applications, including gaming and professional workloads.

• GPU Chip
  AD102 GA100
• Execution units
  18176 6912
• Render Output Units
  192 160
• Texture Units
  568 432
• L1 Cache
  128 KB 192 KB
• L2 Cache
  48 MB 40 MB

Here is a comparison of memory configurations NVIDIA L40G and NVIDIA A800 PCIe 40 GB. It includes details such as the memory size, type (e.g., GDDR6, HBM2), and bandwidth, which are key factors that determine how efficiently the card handles large textures, data sets, and high-resolution tasks.Larger memory sizes are typically beneficial for demanding applications like 4K gaming and video editing.

• Memory Size
  24 GB 40 GB
• Memory Type
  GDDR6 HBM2e
• Memory Clock
  2.25 GHz 1.215 GHz
• Memory Speed
  18 Gbps 2.4 Gbps
• Memory Bandwith
  864.0 GB/s 1,555 GB/s
• Memory Interface
  384 bit 5120 bit

This section focuses on comparing the clock speeds of NVIDIA L40G and NVIDIA A800 PCIe 40 GB. It includes both the base and boost clock speeds, which directly influence the performance of the GPU during intensive tasks. Faster clock speeds typically translate to higher frame rates in games and quicker processing in compute-heavy applications.

• Base Clock
  1.005 GHz 0.765 GHz
• Boost Clock
  2.475 GHz 1.41 GHz

This section examines the thermal design of NVIDIA L40G and NVIDIA A800 PCIe 40 GB. It includes details such as power consumption (in watts) and thermal output during regular operation and overclocking. Efficient thermal management is essential for maintaining stable performance during long gaming sessions or other demanding tasks.

• TDP
  300 W 250 W
• Power Connectors
  1x 16-pin 8-pin EPS
• Slot
  Dual-slot Dual-slot
• Suggested PSU
  700 W 600 W

This section compares the technical specifications of NVIDIA L40G and NVIDIA A800 PCIe 40 GB. It highlights key features such as API support for DirectX, OpenGL, and Vulkan, which are crucial for running modern games and applications efficiently.These specifications ensure compatibility and optimal performance across a wide range of software environments.

• Max. resolution
  3840x2160 3840x2160
• DirectX
  12.2 12.2
• OpenGL
  4.6 4.6
• OpenCL
  3.0 3.0
• CUDA
  8.9 8.0

This section compares the physical dimensions of NVIDIA L40G and NVIDIA A800 PCIe 40 GB. It includes the size, weight, and slot requirements, which are important considerations for ensuring compatibility with your PC case, especially in smaller or more compact builds.

• Length
  267 mm 267 mm
• Width
  111 mm 112 mm

This section provides additional information about NVIDIA L40G and NVIDIA A800 PCIe 40 GB. It covers aspects such as release dates, interface compatibility, and other unique features that might not be covered in other sections.This helps users make a more informed decision about the suitability of each card for their specific use case.

• Architecture
  Ada Lovelace Ampere
• GPU Interface
  PCIe 4.0 x16 PCIe 4.0 x16
• Structure size
  4 nm 7 nm
• Release date
  Q3/2022 Q3/2022

• Pixel Rate
  475.2 GPixel/s 225.6 GPixel/s
• Texture Rate
  1,406 GTexel/s 609.1 GTexel/s
• FP16 (half)
  89.97 TFLOPS (1:1) 77.97 TFLOPS (4:1)
• FP32 (float)
  89.97 TFLOPS 19.49 TFLOPS
• FP64 (double)
  1,406 GFLOPS (1:64) 9.746 TFLOPS (1:2)