Radeon RX 550 and HD Graphics 400 - video card comparison
Radeon RX 550
HD Graphics 400
Architecture
GCN 4.0 (2016−2020)
Generation 8.0 (2014−2015)
GPU code name
Lexa
Braswell GT1
Market segment
Desktop
Desktop
Release date
April 2017
April 2015
Interface
PCIe 3.0 x8
PCIe 3.0 x1
Supplementary power connectors
None
-
Boost clock speed
1183 MHz
640 MHz
Core clock speed
1100 MHz
320 MHz
Floating-point performance
1,211 gflops
134.4 gflops
Manufacturing process technology
14 nm
14 nm
Number of transistors
2,200 million
189 million
Pipelines / CUDA cores
512
96
Power consumption (TDP)
50 Watt
6 Watt
Texture fill rate
37.86
7.680
Memory type
GDDR5
DDR3L
Maximum RAM amount
4 GB
8 GB
Memory bus width
128 Bit
System Shared
Memory clock speed
7000 MHz
System Shared
Memory bandwidth
112.0 GB/s
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_0)
12 (11_1)
OpenCL
2.0
2.0
OpenGL
4.6
4.3
Shader Model
6.4
5.1
Vulkan
1.2.131
1.1.80