GeForce RTX 4090 and Steam Deck GPU - video card comparison
GeForce RTX 4090
Steam Deck GPU
Architecture
Ada Lovelace
RDNA 2.0 (2020−2022)
GPU code name
AD102-300-A1
Van Gogh
Market segment
Desktop
Desktop
Release date
September 2022
February 2022
Interface
PCIe 4.0 x16
-
Supplementary power connectors
1x 16-pin
None
Boost clock speed
2520 MHz
1600 MHz
Core clock speed
2235 MHz
-
Manufacturing process technology
5 nm
7 nm
Number of transistors
76,300 million
2,400 million
Pipelines / CUDA cores
16384
512
Power consumption (TDP)
450 Watt
15 Watt
Texture fill rate
1,290
51.20
Memory type
GDDR6X
LPDDR5
Maximum RAM amount
24 GB
16 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
21000 MHz
5.5 GB/s
Memory bandwidth
1,008 GB/s
88 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1, 3x DisplayPort 1.4a
1x USB Type-C
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 (12_1)
CUDA
8.9
-
OpenCL
3.0
2.0
OpenGL
4.6
4.6
Shader Model
6.6
6.5
Vulkan
1.3
1.2