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GPU Comparison
NVIDIA GeForce RTX 4090 vs NVIDIA L40S
NVIDIA GeForce RTX 4090 vs NVIDIA L40S
VS
NVIDIA GeForce RTX 4090
NVIDIA L40S
We compared a Desktop platform GPU: 24GB VRAM GeForce RTX 4090 and a Professional market GPU: 48GB VRAM L40S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4090's Advantages
Larger VRAM bandwidth (1008GB/s vs 864.0GB/s)
NVIDIA L40S's Advantages
More VRAM (48GB vs 24GB)
1792 additional rendering cores
Lower TDP (300W vs 450W)
Score
Benchmark
FP32 (float)
GeForce RTX 4090
82.58 TFLOPS
L40S
+10%
91.61 TFLOPS
GeForce RTX 4090
VS
L40S
Graphics Card
Sep 2022
Release Date
Oct 2022
GeForce 40
Generation
Tesla Ada
Desktop
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
2235MHz
Base Clock
1110MHz
2520MHz
Boost Clock
2520MHz
1313MHz
Memory Clock
2250MHz
Memory
24GB
Memory Size
48GB
GDDR6X
Memory Type
GDDR6
384bit
Memory Bus
384bit
1008 GB/s
Bandwidth
864.0 GB/s
Render Config
128
SM Count
142
-
Compute Units
-
16384
Shading Units
18176
512
TMUs
568
176
ROPs
192
512
Tensor Cores
568
128
RT Cores
142
128 KB (per SM)
L1 Cache
128 KB (per SM)
72MB
L2 Cache
48MB
Theoretical Performance
443.5 GPixel/s
Pixel Rate
483.8 GPixel/s
1290 GTexel/s
Texture Rate
1431 GTexel/s
82.58 TFLOPS
FP16 (half)
91.61 TFLOPS
82.58 TFLOPS
FP32 (float)
91.61 TFLOPS
1290 GFLOPS
FP64 (double)
1431 GFLOPS
Graphics Processor
AD102
GPU Name
AD102
AD102-300-A1
GPU Variant
AD102-???-A1
Ada Lovelace
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
5 nm
Process Size
5 nm
76,300 million
Transistors
76,300 million
609mm²
Die Size
609mm²
Board Design
450W
TDP
300W
850W
Suggested PSU
700W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x HDMI 2.1 3x DisplayPort 1.4a
1x 16-pin
Power Connectors
1x 16-pin
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
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