GeForce RTX 3090 and L20 - video card comparison
GeForce RTX 3090
L20
Architecture
Ampere (2020−2022)
Ada Lovelace
GPU code name
Ampere GA102
AD102
Market segment
Desktop
Desktop
Release date
September 2020
November 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 12-pin
1x 16-pin
Boost clock speed
1700 MHz
2520 MHz
Core clock speed
1400 MHz
-
Manufacturing process technology
8 nm
5 nm
Number of transistors
28,300 million
76,300 million
Pipelines / CUDA cores
10496
11776
Power consumption (TDP)
350 Watt
275 Watt
Texture fill rate
556.0
927.4
Memory type
GDDR6X
GDDR6
Maximum RAM amount
24 GB
48 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
19500 MHz
18 GB/s
Memory bandwidth
936.2 GB/s
864.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
4x DisplayPort 1.4a
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.5
8.9
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3