UHD Graphics 620 and Radeon HD 8550M - video card comparison
UHD Graphics 620
Radeon HD 8550M
Architecture
Gen. 9.5 (2017)
GCN (2011−2017)
GPU code name
Kaby-Lake-Refresh GT2
Sun
Market segment
Laptop
Laptop
Release date
September 2017
November 2012
Interface
PCIe 3.0 x1
PCIe 3.0 x8
Boost clock speed
1150 MHz
850 MHz
Core clock speed
300 MHz
700 MHz
Floating-point performance
-
544.0 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
690 million
Pipelines / CUDA cores
24
384
Power consumption (TDP)
15 Watt
-
Texture fill rate
27.60
17.00
Memory type
LPDDR3/DDR4
DDR3
Maximum RAM amount
32 GB
1 GB
Memory bus width
System Shared
64 Bit
Memory clock speed
System Shared
1800 MHz
Memory bandwidth
-
14.4 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 (11_1)
OpenCL
2.1
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.1.103
1.2.131
Quick Sync
+
-