NVIDIA L20 vs NVIDIA Tesla K40m
GPU Specs Compare
Graphics Card
Release Date
Nov 2023
Nov 2013
Generation
Server Ada
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1440 MHz
745 MHz
Boost Clock
2520 MHz
876 MHz
Memory Clock
2250 MHz
1502 MHz
Memory
Memory Size
48GB
12GB
Memory Type
GDDR6
GDDR5
Memory Bus
384bit
384bit
Bandwidth
864.0GB/s
288.4GB/s
Render Config
SM Count
92
-
Shading Units
11776
2880
TMUs
368
240
ROPs
128
48
Tensor Cores
368
-
RT Cores
92
-
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
96 MB
1536 KB
Theoretical Performance
Pixel Rate
322.6 GPixel/s
52.56 GPixel/s
Texture Rate
927.4 GTexel/s
210.2 GTexel/s
FP16 (half)
59.35 TFLOPS
-
FP32 (float)
59.35 TFLOPS
5.046 TFLOPS
FP64 (double)
927.4 GFLOPS
1.682 TFLOPS
Graphics Processor
GPU Name
AD102
GK110B
GPU Variant
AD102
-
Architecture
Ada Lovelace
Kepler
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
76.3 billion
7.08 billion
Die Size
609 mm²
561 mm²
Board Design
TDP
275W
245W
Suggested PSU
600 W
550 W
Outputs
4x 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
1.4
1.1
CUDA
8.9
3.5
Shader Model
6.9
5.1