GeForce RTX 4080 Mobile and GeForce RTX 4090 D - video card comparison
GeForce RTX 4080 Mobile
GeForce RTX 4090 D
Architecture
Ada Lovelace
Ada Lovelace
GPU code name
GN21-X9
AD102
Market segment
Laptop
Desktop
Release date
January 2023
December 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
1x 16-pin
Boost clock speed
2280 MHz
2520 MHz
Core clock speed
1860 MHz
-
Manufacturing process technology
5 nm
5 nm
Number of transistors
35,800 million
76,300 million
Pipelines / CUDA cores
7424
14592
Power consumption (TDP)
150 Watt (60 - 150 Watt TGP)
425 Watt
Texture fill rate
386.3
1,149
Memory type
GDDR6X
GDDR6X
Maximum RAM amount
12 GB
24 GB
Memory bus width
192 Bit
384 Bit
Memory clock speed
20000 MHz
21 GB/s
Memory bandwidth
432.0 GB/s
1,008 GB/s
Shared memory
-
-
Display Connectors
Portable Device Dependent
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
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