Radeon RX 550 and Radeon R5 A220 - video card comparison
Radeon RX 550
Radeon R5 A220
Architecture
GCN 4.0 (2016−2020)
TeraScale 2 (2009−2015)
GPU code name
Lexa
Caicos
Market segment
Desktop
Desktop
Release date
April 2017
2014
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1183 MHz
-
Core clock speed
1100 MHz
775 MHz
Floating-point performance
1,211 gflops
-
Manufacturing process technology
14 nm
40 nm
Number of transistors
2,200 million
370 million
Pipelines / CUDA cores
512
160
Power consumption (TDP)
50 Watt
35 Watt
Texture fill rate
37.86
6.200
Memory type
GDDR5
DDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
7000 MHz
1800 MBps
Memory bandwidth
112.0 GB/s
14.4 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI 1.3a
HDMI
+
+
DirectX
12 (12_0)
11.2 (11_0)
OpenCL
2.0
1.2
OpenGL
4.6
4.4
Shader Model
6.4
5.0
Vulkan
1.2.131
N/A