Radeon RX 550 and Radeon Graphics 448SP - video card comparison
Radeon RX 550
Radeon Graphics 448SP
Architecture
GCN 4.0 (2016−2020)
GCN 5.1 (2018−2021)
GPU code name
Lexa
Renoir
Market segment
Desktop
Desktop
Release date
April 2017
January 2020
Interface
PCIe 3.0 x8
IGP
Supplementary power connectors
None
None
Boost clock speed
1183 MHz
1900 MHz
Core clock speed
1100 MHz
-
Floating-point performance
1,211 gflops
-
Manufacturing process technology
14 nm
7 nm
Number of transistors
2,200 million
9,800 million
Pipelines / CUDA cores
512
448
Power consumption (TDP)
50 Watt
15 Watt
Texture fill rate
37.86
53.20
Memory type
GDDR5
System Shared
Maximum RAM amount
4 GB
System Shared
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
Motherboard Dependent
HDMI
+
-
DirectX
12 (12_0)
12 (12_1)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.4
6.7 (6.4)
Vulkan
1.2.131
1.3