Radeon RX 550 and Radeon Instinct Vega - video card comparison
Radeon RX 550
Radeon Instinct Vega
Architecture
GCN 4.0 (2016−2020)
GCN 5.1 (2018−2021)
GPU code name
Lexa
Vega 20
Market segment
Desktop
Desktop
Release date
April 2017
-
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
None
2x 8-pin
Boost clock speed
1183 MHz
1500 MHz
Core clock speed
1100 MHz
1000 MHz
Floating-point performance
1,211 gflops
-
Manufacturing process technology
14 nm
7 nm
Number of transistors
2,200 million
-
Pipelines / CUDA cores
512
-
Power consumption (TDP)
50 Watt
225 Watt
Texture fill rate
37.86
-
Memory type
GDDR5
-
Maximum RAM amount
4 GB
-
Memory bus width
128 Bit
-
Memory clock speed
7000 MHz
2400 MHz
Memory bandwidth
112.0 GB/s
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_0)
12.0 (12_1)
OpenCL
2.0
-
OpenGL
4.6
4.6
Shader Model
6.4
-
Vulkan
1.2.131
-