HD Graphics 620 and Radeon RX Vega Mobile - video card comparison
HD Graphics 620
Radeon RX Vega Mobile
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
Vega (2017−2021)
GPU code name
Kaby-Lake GT2
Vega Mobile
Market segment
Laptop
Laptop
Release date
August 2016
January 2018
Interface
PCIe 3.0 x1
-
Boost clock speed
1050 MHz
-
Core clock speed
300 MHz
-
Floating-point performance
403.2 gflops
-
Manufacturing process technology
14 nm
14 nm
Number of transistors
189 million
-
Pipelines / CUDA cores
24
1792
Power consumption (TDP)
15 Watt
90 Watt
Texture fill rate
25.20
-
Memory type
DDR3L/LPDDR3/LPDDR4
HBM2
Maximum RAM amount
32 GB
4 GB
Memory bus width
64/128 Bit
2048 Bit
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
+
-
Quick Sync
+
-