NVIDIA L40 vs NVIDIA RTX A2000. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA L40 and NVIDIA RTX A2000, chip, information processing units.

• Architecture
  Ada Lovelace Ampere
• Execution Units
  18176 26
• GPU Chip
  AD102 GA106
• L1 Cache
  128 KB -
• L2 Cache
  96 MB -
• Render Output Units
  192 48
• RT Cores
  142 -
• Texture Units
  568 104
• Shader
  - 3328

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

• Memory Bandwidth
  864 GB/s -
• Memory Bus
  384 bit -
• Memory Clock
  2250 MHz -
• Memory Data Rate
  18 Gbps -
• Memory Size
  48 GB 6 GB
• Memory Type
  GDDR6 GDDR6
• Memory Speed (legacy frequency label)
  - 1500 MHz

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

• Base Clock
  735 MHz 562 MHz
• Boost Clock
  2490 MHz 1200 MHz

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

• System Power Supply
  700 W (PSU recommendation) -
• TDP
  300 W 70 W

Connectivity and connections.

• DisplayPort Ports
  4 × DisplayPort 1.4a -
• Max. Displays
  4 4
• PCIe Interface
  PCIe 4.0 x16 PCIe 4.0 x16
• Power Connectors
  1x 16-pin -

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

• CUDA
  8.9 -
• DirectX
  12.2 12.2
• Max. resolution
  3840 × 2160 7680 × 4320
• OpenCL
  3.0 -
• OpenGL
  4.6 -
• Shader Model
  6.7 -
• Vulkan
  1.3 -
• DLSS / FSR
  - Yes
• Raytracing
  - Yes

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
  111 mm -

Comparison of interfaces and release dates for GPU NVIDIA RTX A2000 and NVIDIA L40.

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

• FP16 (theoretical)
  90.52 TFLOPS (1:1) -
• FP32 (theoretical)
  90.52 TFLOPS -
• FP64 (theoretical)
  1.414 GFLOPS (1:64) -
• Pixel Rate
  478.1 GPixel/s -
• Texture Rate
  1.414 GTexel/s -