NVIDIA L20 vs NVIDIA GeForce RTX 5090
GPU · Specs Compare
Graphics Card
Release Date
Nov 2023
Jan 2025
Generation
Server Ada
GeForce 50
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1440 MHz
2017 MHz
Boost Clock
2520 MHz
2407 MHz
Memory Clock
2250 MHz
1750 MHz
Memory
Memory Size
48GB
32GB
Memory Type
GDDR6
GDDR7
Memory Bus
384bit
512bit
Bandwidth
864.0GB/s
1.79TB/s
Render Config
SM Count
92
170
Shading Units
11776
21760
TMUs
368
680
ROPs
128
176
Tensor Cores
368
680
RT Cores
92
170
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
96 MB
96 MB
Theoretical Performance
Pixel Rate
322.6 GPixel/s
423.6 GPixel/s
Texture Rate
927.4 GTexel/s
1636.8 GTexel/s
FP16 (half)
59.35 TFLOPS
104.8 TFLOPS
FP32 (float)
59.35 TFLOPS
104.8 TFLOPS
FP64 (double)
927.4 GFLOPS
1.637 TFLOPS
Graphics Processor
GPU Name
AD102
GB202
GPU Variant
AD102
GB202-300-A1
Architecture
Ada Lovelace
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
76.3 billion
92.2 billion
Die Size
609 mm²
750 mm²
Board Design
TDP
275W
575W
Suggested PSU
600 W
950 W
Outputs
4x DisplayPort 1.4a
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
1x 16-pin
1x 16-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.4
CUDA
8.9
12.0
Shader Model
6.9
6.9
Benchmark
3DMark Time Spy
—
46,923
3DMark Time Spy Extreme
—
25,766
3DMark Speed Way
—
14,614
Blender
—
14,945
▲ Specs Compare
Data sourced from official specifications and benchmark tests.