Radeon RX 550 and Radeon R7 Graphics - video card comparison
Radeon RX 550
Radeon R7 Graphics
Architecture
GCN 4.0 (2016−2020)
GCN 2.0 (2013−2017)
GPU code name
Lexa
Spectre
Market segment
Desktop
Desktop
Release date
April 2017
January 2014
Interface
PCIe 3.0 x8
IGP
Supplementary power connectors
None
-
Boost clock speed
1183 MHz
980 MHz
Core clock speed
1100 MHz
686 MHz
Floating-point performance
1,211 gflops
526.8 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
2,200 million
2,410 million
Pipelines / CUDA cores
512
512
Power consumption (TDP)
50 Watt
15 Watt
Texture fill rate
37.86
31.36
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
No outputs
HDMI
+
-
DirectX
12 (12_0)
12 (12_0)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.0
Vulkan
1.2.131
1.2.131