NVIDIA GeForce RTX 4080 16 GB vs NVIDIA L40G. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA GeForce RTX 4080 16 GB and NVIDIA L40G, chip, information processing units.

• GPU Chip
  AD103 AD102
• Execution units
  9728 18176
• Render Output Units
  112 192
• Texture Units
  304 568
• L1 Cache
  128 KB 128 KB
• L2 Cache
  64 MB 48 MB

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

• Memory Size
  16 GB 24 GB
• Memory Type
  GDDR6X GDDR6
• Memory Clock
  1.4 GHz 2.25 GHz
• Memory Speed
  22.4 Gbps 18 Gbps
• Memory Bandwith
  716.8 GB/s 864.0 GB/s
• Memory Interface
  256 bit 384 bit

Let's compare the memory frequency of graphics cards NVIDIA GeForce RTX 4080 16 GB and NVIDIA L40G. The higher the better.

• Base Clock
  2.205 GHz 1.005 GHz
• Boost Clock
  2.505 GHz 2.475 GHz

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

• TDP
  320 W 300 W
• Power Connectors
  1x 16-pin 1x 16-pin
• Slot
  Triple-slot Dual-slot
• Suggested PSU
  700 W 700 W

Connectivity and connections.

• Max. Displays
  4 4
• HDMI Ports
  1x HDMI 2.1 1x HDMI 2.1
• DP Ports
  3x DisplayPort 1.4a 3x DisplayPort 1.4a

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

• Max. resolution
  3840x2160 3840x2160
• DirectX
  12.2 12.2
• OpenGL
  4.6 4.6
• OpenCL
  3.0 3.0
• Vulkan
  1.3 1.3
• CUDA
  8.9 8.9
• Shader Model
  6.7 6.7

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

• Length
  310 mm 267 mm
• Width
  140 mm 111 mm

Comparison of interfaces and release dates for GPU NVIDIA L40G and NVIDIA GeForce RTX 4080 16 GB.

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

• Pixel Rate
  280.6 GPixel/s 475.2 GPixel/s
• Texture Rate
  761.5 GTexel/s 1,406 GTexel/s
• FP16 (half)
  48.74 TFLOPS (1:1) 89.97 TFLOPS (1:1)
• FP32 (float)
  48.74 TFLOPS 89.97 TFLOPS
• FP64 (double)
  761.5 GFLOPS (1:64) 1,406 GFLOPS (1:64)