UHD Graphics G1 and Steam Deck OLED GPU - video card comparison
UHD Graphics G1
Steam Deck OLED GPU
Architecture
Generation 11.0 (2019−2020)
RDNA 2.0 (2020−2022)
GPU code name
Ice Lake GT1
Sephiroth
Market segment
Desktop
Desktop
Release date
May 2019
2023
Interface
PCIe 3.0 x1
-
Boost clock speed
900 MHz
1600 MHz
Manufacturing process technology
10 nm
6 nm
Number of transistors
-
2,400 million
Pipelines / CUDA cores
256
512
Power consumption (TDP)
15 Watt
15 Watt
Texture fill rate
14.40
51.20
Memory type
System Shared
LPDDR5
Maximum RAM amount
System Shared
16 GB
Memory bus width
System Shared
128 Bit
Memory clock speed
System Shared
5.5 GB/s
Memory bandwidth
-
88 GB/s
Display Connectors
No outputs
1x USB Type-C
DirectX
12 (12_1)
12 (12_1)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.1.97
1.2