Radeon RX 560 and Radeon 550X 640SP - video card comparison
Radeon RX 560
Radeon 550X 640SP
Architecture
GCN 4.0 (2016−2020)
GCN 4.0 (2016−2020)
GPU code name
Polaris 21
Lexa
Market segment
Desktop
Desktop
Release date
April 2017
April 2018
Interface
PCIe 3.0 x8
PCIe 3.0 x8
Supplementary power connectors
None
None
Boost clock speed
1275 MHz
1071 MHz
Core clock speed
1175 MHz
1019 MHz
Floating-point performance
2,611 gflops
1,371 gflops
Manufacturing process technology
14 nm
14 nm
Number of transistors
3,000 million
2,200 million
Pipelines / CUDA cores
1024
640
Power consumption (TDP)
75 Watt
50 Watt
Texture fill rate
81.60
42.84
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
7000 MHz
6000 MHz
Memory bandwidth
112.0 GB/s
48 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
+
+
DirectX
12 (12_0)
12 (12_0)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.2.131
1.2.131