NVIDIA L20 vs NVIDIA RTX 4500 Ada Generation
We compared two Desktop platform GPUs: 48GB VRAM L20 and 24GB VRAM RTX 4500 Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA L20 's Advantages
More VRAM (48GB vs 24GB)
Larger VRAM bandwidth (864.0GB/s vs 432.0GB/s)
4096 additional rendering cores
NVIDIA RTX 4500 Ada Generation 's Advantages
Boost Clock has increased by 2% (2580MHz vs 2520MHz)
Lower TDP (210W vs 275W)
Score
Benchmark
FP32 (float)
L20
+49%
59.35 TFLOPS
RTX 4500 Ada Generation
39.63 TFLOPS
Graphics Card
Nov 2023
Release Date
Aug 2023
Tesla Ada
Generation
Quadro Ada
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1440 MHz
Base Clock
2070 MHz
2520 MHz
Boost Clock
2580 MHz
2250 MHz
Memory Clock
2250 MHz
Memory
48GB
Memory Size
24GB
GDDR6
Memory Type
GDDR6
384bit
Memory Bus
192bit
864.0GB/s
Bandwidth
432.0GB/s
Render Config
-
-
-
92
SM Count
60
11776
Shading Units
7680
368
TMUs
240
128
ROPs
80
368
Tensor Cores
240
92
RT Cores
60
128 KB (per SM)
L1 Cache
128 KB (per SM)
96 MB
L2 Cache
48 MB
-
-
-
Theoretical Performance
322.6 GPixel/s
Pixel Rate
206.4 GPixel/s
927.4 GTexel/s
Texture Rate
619.2 GTexel/s
59.35 TFLOPS
FP16 (half)
39.63 TFLOPS
59.35 TFLOPS
FP32 (float)
39.63 TFLOPS
927.4 GFLOPS
FP64 (double)
619.2 GFLOPS
Board Design
275W
TDP
210W
600 W
Suggested PSU
550 W
4x DisplayPort 1.4a
Outputs
4x DisplayPort 1.4a
1x 16-pin
Power Connectors
None
Graphics Processor
AD102
GPU Name
AD103
AD102
GPU Variant
-
Ada Lovelace
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
5 nm
Process Size
5 nm
76.3 billion
Transistors
45.9 billion
609 mm²
Die Size
379 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
1.3
8.9
CUDA
8.9
6.7
Shader Model
6.7
