UHD Graphics 620 and Radeon Vega 8 Efficient - video card comparison
UHD Graphics 620
Radeon Vega 8 Efficient
Architecture
Gen. 9.5 (2017)
GCN 5.0 (2017−2020)
GPU code name
Kaby-Lake-Refresh GT2
Raven
Market segment
Laptop
Desktop
Release date
September 2017
April 2018
Interface
PCIe 3.0 x1
IGP
Supplementary power connectors
-
None
Boost clock speed
1150 MHz
1100 MHz
Core clock speed
300 MHz
300 MHz
Manufacturing process technology
14 nm
14 nm
Number of transistors
189 million
4,940 million
Pipelines / CUDA cores
24
512
Power consumption (TDP)
15 Watt
35 Watt
Texture fill rate
27.60
35.20
Memory type
LPDDR3/DDR4
System Shared
Maximum RAM amount
32 GB
System Shared
Memory bus width
System Shared
System Shared
Memory clock speed
System Shared
System Shared
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 (12_1)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.1.103
1.2.131
Quick Sync
+
-