UHD Graphics 620 and Radeon Steam Deck 8CU - video card comparison
UHD Graphics 620
Radeon Steam Deck 8CU
Architecture
Gen. 9.5 (2017)
RDNA 2 (2020−2022)
GPU code name
Kaby-Lake-Refresh GT2
RDNA 2 Sephiroth
Market segment
Laptop
Laptop
Release date
September 2017
November 2023
Interface
PCIe 3.0 x1
-
Boost clock speed
1150 MHz
1900 MHz
Core clock speed
300 MHz
-
Manufacturing process technology
14 nm
6 nm
Number of transistors
189 million
-
Pipelines / CUDA cores
24
512
Power consumption (TDP)
15 Watt
-
Texture fill rate
27.60
-
Memory type
LPDDR3/DDR4
-
Maximum RAM amount
32 GB
-
Memory bus width
System Shared
-
Memory clock speed
System Shared
-
Shared memory
+
-
Display Connectors
No outputs
-
DirectX
12 (12_1)
12_1
OpenCL
2.1
-
OpenGL
4.6
-
Shader Model
6.4
-
Vulkan
1.1.103
-
Quick Sync
+
-