NVIDIA L40G vs NVIDIA Tesla K40st
GPU Specs Compare
Graphics Card
Release Date
Oct 2022
Nov 2013
Generation
Tesla Ada
Tesla
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1005 MHz
-
Boost Clock
2475 MHz
-
Memory Clock
2250 MHz
1502 MHz
Memory
Memory Size
24GB
12GB
Memory Type
GDDR6
GDDR5
Memory Bus
384bit
384bit
Bandwidth
864.0GB/s
288.4GB/s
Render Config
SM Count
142
-
Shading Units
18176
2880
TMUs
568
240
ROPs
192
48
Tensor Cores
568
-
RT Cores
142
-
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
48 MB
1536 KB
Theoretical Performance
Pixel Rate
475.2 GPixel/s
34.50 GPixel/s
Texture Rate
1406 GTexel/s
138.0 GTexel/s
FP16 (half)
89.97 TFLOPS
-
FP32 (float)
89.97 TFLOPS
3.312 TFLOPS
FP64 (double)
1406 GFLOPS
1104 GFLOPS
Graphics Processor
GPU Name
AD102
GK110B
GPU Variant
AD102-???-A1
-
Architecture
Ada Lovelace
Kepler
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
76.3 billion
7.08 billion
Die Size
608 mm²
561 mm²
Board Design
TDP
300W
245W
Suggested PSU
700 W
550 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 16-pin
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
8.9
3.5
Shader Model
6.6
5.1