GeForce RTX 4090 Max-Q and L4 - video card comparison
GeForce RTX 4090 Max-Q
L4
Architecture
Ada Lovelace
Ada Lovelace
GPU code name
AD103
AD104
Market segment
Desktop
Desktop
Release date
January 2023
March 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
1x 16-pin
Boost clock speed
1455 MHz
2040 MHz
Manufacturing process technology
4 nm
5 nm
Number of transistors
45,900 million
35,800 million
Pipelines / CUDA cores
9728
7424
Power consumption (TDP)
80 Watt
72 Watt
Texture fill rate
442.3
489.6
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
24 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
14 GB/s
12.5 GB/s
Memory bandwidth
448.0 GB/s
300.1 GB/s
Display Connectors
Portable Device Dependent
No outputs
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.9
8.9
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3