NVIDIA L20 vs NVIDIA GeForce RTX 4080 Mobile
GPU Specs Compare
Graphics Card
Release Date
Nov 2023
Jan 2023
Generation
Server Ada
GeForce 40 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1440 MHz
1290 MHz
Boost Clock
2520 MHz
1665 MHz
Memory Clock
2250 MHz
2250 MHz
Memory
Memory Size
48GB
12GB
Memory Type
GDDR6
GDDR6
Memory Bus
384bit
192bit
Bandwidth
864.0GB/s
432.0GB/s
Render Config
SM Count
92
58
Shading Units
11776
7424
TMUs
368
232
ROPs
128
80
Tensor Cores
368
232
RT Cores
92
58
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
96 MB
48 MB
Theoretical Performance
Pixel Rate
322.6 GPixel/s
133.2 GPixel/s
Texture Rate
927.4 GTexel/s
386.3 GTexel/s
FP16 (half)
59.35 TFLOPS
24.72 TFLOPS
FP32 (float)
59.35 TFLOPS
24.72 TFLOPS
FP64 (double)
927.4 GFLOPS
386.3 GFLOPS
Graphics Processor
GPU Name
AD102
AD104
GPU Variant
AD102
GN21-X9
Architecture
Ada Lovelace
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
76.3 billion
35.8 billion
Die Size
609 mm²
294 mm²
Board Design
TDP
275W
110W
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
8.9
Shader Model
6.9
6.8