Radeon RX 550X and Radeon 550 - video card comparison
Passmark - benchmark score Radeon RX 550X vs Radeon 550
Radeon RX 550X
2322
Radeon 550
2018
Radeon RX 550X
Radeon 550
Architecture
GCN 4.0 (2016−2020)
GCN 4.0 (2016−2020)
GPU code name
Lexa
Lexa
Market segment
Desktop
Desktop
Release date
December 2018
April 2017
Interface
PCIe 3.0 x8
PCIe 3.0 x8
Supplementary power connectors
None
None
Boost clock speed
1183 MHz
1183 MHz
Core clock speed
1100 MHz
1100 MHz
Floating-point performance
1,211 gflops
-
Manufacturing process technology
14 nm
14 nm
Number of transistors
2,200 million
2,200 million
Pipelines / CUDA cores
512
512
Power consumption (TDP)
50 Watt
50 Watt
Texture fill rate
37.86
37.86
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
6000 MHz
7 GB/s
Memory bandwidth
96 GB/s
56 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI 2.0b, 1x DisplayPort 1.4a
HDMI
+
+
DirectX
12 (12_0)
12 (12_0)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.4
6.7
Vulkan
1.2.131
1.3