Radeon 540 and Steam Deck GPU - video card comparison
Radeon 540
Steam Deck GPU
Architecture
GCN 4.0 (2016−2020)
RDNA 2.0 (2020−2022)
GPU code name
Lexa
Van Gogh
Market segment
Desktop
Desktop
Release date
April 2017
February 2022
Interface
PCIe 3.0 x8
-
Supplementary power connectors
None
None
Boost clock speed
1124 MHz
1600 MHz
Core clock speed
1183 MHz
-
Manufacturing process technology
14 nm
7 nm
Number of transistors
2,200 million
2,400 million
Pipelines / CUDA cores
384
512
Power consumption (TDP)
50 Watt
15 Watt
Texture fill rate
28.39
51.20
Memory type
GDDR5
LPDDR5
Maximum RAM amount
1 GB
16 GB
Memory bus width
32 Bit
128 Bit
Memory clock speed
6 GB/s
5.5 GB/s
Memory bandwidth
24 GB/s
88 GB/s
Display Connectors
2x DisplayPort 1.4a
1x USB Type-C
DirectX
12 (12_0)
12 (12_1)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.7
6.5
Vulkan
1.3
1.2