NVIDIA Quadro P620 Mobile vs NVIDIA L20
GPU Specs Compare
Graphics Card
Release Date
Feb 2018
Nov 2023
Generation
Quadro Mobile
Server Ada
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1177 MHz
1440 MHz
Boost Clock
1443 MHz
2520 MHz
Memory Clock
1502 MHz
2250 MHz
Memory
Memory Size
4GB
48GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
384bit
Bandwidth
96.13GB/s
864.0GB/s
Render Config
SM Count
4
92
Shading Units
512
11776
TMUs
32
368
ROPs
16
128
L1 Cache
48 KB (per SM)
128 KB (per SM)
L2 Cache
1024 KB
96 MB
Tensor Cores
-
368
RT Cores
-
92
Theoretical Performance
Pixel Rate
23.09 GPixel/s
322.6 GPixel/s
Texture Rate
46.18 GTexel/s
927.4 GTexel/s
FP16 (half)
23.09 GFLOPS
59.35 TFLOPS
FP32 (float)
1478 GFLOPS
59.35 TFLOPS
FP64 (double)
46.18 GFLOPS
927.4 GFLOPS
Graphics Processor
GPU Name
GP107
AD102
Architecture
Pascal
Ada Lovelace
Foundry
Samsung
TSMC
Process Size
14 nm
5 nm
Transistors
3.3 billion
76.3 billion
Die Size
132 mm²
609 mm²
GPU Variant
-
AD102
Board Design
TDP
40W
275W
Outputs
No outputs
4x DisplayPort 1.4a
Power Connectors
None
1x 16-pin
Suggested PSU
-
600 W
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.4
CUDA
6.1
8.9
Shader Model
6.4
6.9