NVIDIA L40 CNX vs NVIDIA Tesla P40
GPU Specs Compare
Graphics Card
Release Date
Oct 2022
Sep 2016
Generation
Tesla Ada
Tesla Pascal
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1005 MHz
1303 MHz
Boost Clock
2475 MHz
1531 MHz
Memory Clock
2250 MHz
1808 MHz
Memory
Memory Size
24GB
24GB
Memory Type
GDDR6
GDDR5
Memory Bus
384bit
384bit
Bandwidth
864.0GB/s
347.1GB/s
Render Config
SM Count
142
30
Shading Units
18176
3840
TMUs
568
240
ROPs
192
96
Tensor Cores
568
-
RT Cores
142
-
L1 Cache
128 KB (per SM)
48 KB (per SM)
L2 Cache
48 MB
3 MB
Theoretical Performance
Pixel Rate
475.2 GPixel/s
147.0 GPixel/s
Texture Rate
1406 GTexel/s
367.4 GTexel/s
FP16 (half)
89.97 TFLOPS
183.7 GFLOPS
FP32 (float)
89.97 TFLOPS
11.76 TFLOPS
FP64 (double)
1406 GFLOPS
367.4 GFLOPS
Graphics Processor
GPU Name
AD102
GP102
GPU Variant
AD102-???-A1
-
Architecture
Ada Lovelace
Pascal
Foundry
TSMC
TSMC
Process Size
4 nm
16 nm
Transistors
76.3 billion
11.8 billion
Die Size
608 mm²
471 mm²
Board Design
TDP
300W
250W
Suggested PSU
700 W
600 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 16-pin
8-pin EPS
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
8.9
6.1
Shader Model
6.6
6.7