Radeon Pro Vega 20 and Radeon 550 - video card comparison
Passmark - benchmark score Radeon Pro Vega 20 vs Radeon 550
Radeon Pro Vega 20
5458
Radeon 550
2018
Radeon Pro Vega 20
Radeon 550
Architecture
Vega (2017−2021)
GCN 4.0 (2016−2020)
GPU code name
Vega Mobile
Lexa
Market segment
Mobile workstation
Desktop
Release date
November 2018
April 2017
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 6-pin + 1x 8-pin
None
Boost clock speed
1283 MHz
1183 MHz
Core clock speed
815 MHz
1100 MHz
Manufacturing process technology
14 nm
14 nm
Number of transistors
-
2,200 million
Pipelines / CUDA cores
1280
512
Power consumption (TDP)
100 Watt
50 Watt
Texture fill rate
102.6
37.86
Memory type
HBM2
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
1024 Bit
64 Bit
Memory clock speed
1480 MHz
7 GB/s
Memory bandwidth
189.4 GB/s
56 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI 2.0b, 1x DisplayPort 1.4a
HDMI
-
+
DirectX
12 (12_1)
12 (12_0)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.3
6.7
Vulkan
1.2.131
1.3