NVIDIA L20 vs NVIDIA RTX A4500 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Nov 2023
Mar 2022
Generation
Server Ada
Quadro Ampere-M
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1440 MHz
930 MHz
Boost Clock
2520 MHz
1500 MHz
Memory Clock
2250 MHz
2000 MHz
Memory
Memory Size
48GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
384bit
256bit
Bandwidth
864.0GB/s
512.0GB/s
Render Config
SM Count
92
46
Shading Units
11776
5888
TMUs
368
184
ROPs
128
96
Tensor Cores
368
184
RT Cores
92
46
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
96 MB
4 MB
Theoretical Performance
Pixel Rate
322.6 GPixel/s
144.0 GPixel/s
Texture Rate
927.4 GTexel/s
276.0 GTexel/s
FP16 (half)
59.35 TFLOPS
17.66 TFLOPS
FP32 (float)
59.35 TFLOPS
17.66 TFLOPS
FP64 (double)
927.4 GFLOPS
276.0 GFLOPS
Graphics Processor
GPU Name
AD102
GA104
GPU Variant
AD102
—
Architecture
Ada Lovelace
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
76.3 billion
17.4 billion
Die Size
609 mm²
392 mm²
Board Design
TDP
275W
140W
Suggested PSU
600 W
—
Outputs
4x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.3
CUDA
8.9
8.6
Shader Model
6.9
6.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.