Steam Deck GPU and Radeon 780M - video card comparison
Steam Deck GPU
Radeon 780M
Architecture
RDNA 2.0 (2020−2022)
RDNA 3
GPU code name
Van Gogh
Phoenix
Market segment
Desktop
Laptop
Release date
February 2022
January 2023
Interface
-
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
1600 MHz
3000 MHz
Core clock speed
-
1500 MHz
Manufacturing process technology
7 nm
4 nm
Number of transistors
2,400 million
25,390 million
Pipelines / CUDA cores
512
768
Power consumption (TDP)
15 Watt
54 Watt (35 - 54 Watt TGP)
Texture fill rate
51.20
139.2
Memory type
LPDDR5
System Shared
Maximum RAM amount
16 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
5.5 GB/s
System Shared
Memory bandwidth
88 GB/s
-
Shared memory
-
+
Display Connectors
1x USB Type-C
Portable Device Dependent
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3