Radeon RX 550 and Radeon HD 8570A - video card comparison
Radeon RX 550
Radeon HD 8570A
Architecture
GCN 4.0 (2016−2020)
GCN 1.0 (2012−2020)
GPU code name
Lexa
Sun
Market segment
Desktop
Desktop
Release date
April 2017
March 2013
Interface
PCIe 3.0 x8
MXM-A (3.0)
Supplementary power connectors
None
-
Boost clock speed
1183 MHz
825 MHz
Core clock speed
1100 MHz
750 MHz
Floating-point performance
1,211 gflops
528.0 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
2,200 million
690 million
Pipelines / CUDA cores
512
320
Power consumption (TDP)
50 Watt
-
Texture fill rate
37.86
16.50
Memory type
GDDR5
DDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
7000 MHz
2000 MHz
Memory bandwidth
112.0 GB/s
16 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_0)
12 (11_1)
OpenCL
2.0
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.2.131
1.2.131