UHD Graphics 620 and Mobility Radeon HD 4550 - video card comparison
UHD Graphics 620
Mobility Radeon HD 4550
Architecture
Gen. 9.5 (2017)
Terascale 1 (2008−2010)
GPU code name
Kaby-Lake-Refresh GT2
M92
Market segment
Laptop
Laptop
Release date
September 2017
January 2010
Interface
PCIe 3.0 x1
MXM-II
Supplementary power connectors
-
None
Boost clock speed
1150 MHz
-
Core clock speed
300 MHz
550 MHz
Floating-point performance
-
88 gflops
Manufacturing process technology
14 nm
55 nm
Number of transistors
189 million
242 million
Pipelines / CUDA cores
24
80
Power consumption (TDP)
15 Watt
-
Texture fill rate
27.60
4.400
Memory type
LPDDR3/DDR4
GDDR3, DDR2, DDR3
Maximum RAM amount
32 GB
512 MB
Memory bus width
System Shared
64 Bit
Memory clock speed
System Shared
700 MHz
Memory bandwidth
-
11.2 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
10.1 (10_1)
OpenCL
2.1
1.1
OpenGL
4.6
3.3
Shader Model
6.4
4.1
Vulkan
1.1.103
N/A
Quick Sync
+
-