L20 vs GeForce RTX 5090 D
We compared two Desktop platform GPUs: 48GB VRAM L20 and 32GB VRAM GeForce RTX 5090 D to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
L20 's Advantages
Boost Clock has increased by 5% (2520MHz vs 2407MHz)
More VRAM (48GB vs 32GB)
Lower TDP (275W vs 575W)
GeForce RTX 5090 D 's Advantages
Released 1 years and 2 months late
Larger VRAM bandwidth (1.79TB/s vs 864.0GB/s)
9984 additional rendering cores
Score
Benchmark
FP32 (float)
L20
59350
GeForce RTX 5090 D
+76%
104800
Graphics Card
Nov 2023
Release Date
Jan 2025
Tesla Ada
Generation
GeForce 50
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
1440 MHz
Base Clock
2017 MHz
2520 MHz
Boost Clock
2407 MHz
2250 MHz
Memory Clock
1750 MHz
Memory
48GB
Memory Size
32GB
GDDR6
Memory Type
GDDR7
384bit
Memory Bus
512bit
864.0GB/s
Bandwidth
1.79TB/s
Render Config
92
SM Count
170
11776
Shading Units
21760
368
TMUs
680
128
ROPs
176
368
Tensor Cores
680
92
RT Cores
170
128 KB (per SM)
L1 Cache
128 KB (per SM)
96 MB
L2 Cache
96 MB
Theoretical Performance
322.6 GPixel/s
Pixel Rate
423.6 GPixel/s
927.4 GTexel/s
Texture Rate
1637 GTexel/s
59.35 TFLOPS
FP16 (half)
104.8 TFLOPS
59.35 TFLOPS
FP32 (float)
104.8 TFLOPS
927.4 GFLOPS
FP64 (double)
1.637 TFLOPS
Board Design
275W
TDP
575W
600 W
Suggested PSU
950 W
4x DisplayPort 1.4a
Outputs
1x HDMI 2.1b
3x DisplayPort 2.1b
1x 16-pin
Power Connectors
1x 16-pin
Graphics Processor
AD102
GPU Name
GB202
AD102
GPU Variant
-
Ada Lovelace
Architecture
Blackwell 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
5 nm
76.3 billion
Transistors
92.2 billion
609 mm²
Die Size
750 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.4
8.9
CUDA
10.1
6.7
Shader Model
6.8
