NVIDIA L20 vs NVIDIA GeForce 9400 GT PCI
We compared two Desktop platform GPUs: 48GB VRAM L20 and 256MB VRAM GeForce 9400 GT PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA L20 's Advantages
Released 15 years and 3 months late
Boost Clock2520MHz
More VRAM (48GB vs 256GB)
Larger VRAM bandwidth (864.0GB/s vs 12.80GB/s)
11760 additional rendering cores
NVIDIA GeForce 9400 GT PCI 's Advantages
Lower TDP (50W vs 275W)
Score
Benchmark
FP32 (float)
L20
+131788%
59.35 TFLOPS
GeForce 9400 GT PCI
0.045 TFLOPS
Graphics Card
Nov 2023
Release Date
Aug 2008
Tesla Ada
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCI
Clock Speeds
1440 MHz
Base Clock
-
2520 MHz
Boost Clock
-
2250 MHz
Memory Clock
400 MHz
Memory
48GB
Memory Size
256MB
GDDR6
Memory Type
DDR2
384bit
Memory Bus
128bit
864.0GB/s
Bandwidth
12.80GB/s
Render Config
-
-
-
92
SM Count
2
11776
Shading Units
16
368
TMUs
8
128
ROPs
4
368
Tensor Cores
-
92
RT Cores
-
128 KB (per SM)
L1 Cache
-
96 MB
L2 Cache
32 KB
-
-
-
Theoretical Performance
322.6 GPixel/s
Pixel Rate
2.200 GPixel/s
927.4 GTexel/s
Texture Rate
4.400 GTexel/s
59.35 TFLOPS
FP16 (half)
-
59.35 TFLOPS
FP32 (float)
44.80 GFLOPS
927.4 GFLOPS
FP64 (double)
-
Board Design
275W
TDP
50W
600 W
Suggested PSU
250 W
4x DisplayPort 1.4a
Outputs
1x DVI
1x VGA
1x S-Video
1x 16-pin
Power Connectors
None
Graphics Processor
AD102
GPU Name
G96C
AD102
GPU Variant
-
Ada Lovelace
Architecture
Tesla
TSMC
Foundry
TSMC
5 nm
Process Size
55 nm
76.3 billion
Transistors
0.314 billion
609 mm²
Die Size
121 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.3
Vulkan
N/A
8.9
CUDA
1.1
6.7
Shader Model
4.0
