Radeon 620 and UHD Graphics 770 - video card comparison
Passmark - benchmark score Radeon 620 vs UHD Graphics 770
Radeon 620
924
UHD Graphics 770
2844
Radeon 620
UHD Graphics 770
Architecture
GCN 1.0 (2012−2020)
Alder Lake
GPU code name
Polaris 24
Alder Lake xG
Market segment
Laptop
Desktop
Release date
August 2019
January 2022
Interface
PCIe 3.0 x8
Ring Bus
Supplementary power connectors
None
-
Boost clock speed
1024 MHz
300 MHz
Manufacturing process technology
28 nm
10 nm
Number of transistors
1,550 million
-
Pipelines / CUDA cores
384
32
Power consumption (TDP)
50 Watt
15 Watt
Texture fill rate
24.58
26.40
Memory type
DDR3, GDDR5
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
2250 MHz
1550 MHz
Memory bandwidth
14.4 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
12 (12_1)
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.3
6.4
Vulkan
1.2.131
1.3