Radeon RX 550 and Radeon RX Vega 64 Limited Edition - video card comparison
Radeon RX 550
Radeon RX Vega 64 Limited Edition
Architecture
GCN 4.0 (2016−2020)
GCN 5.0 (2017−2020)
GPU code name
Lexa
Vega 10
Market segment
Desktop
Desktop
Release date
April 2017
August 2017
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
None
2x 8-pin
Boost clock speed
1183 MHz
1536 MHz
Core clock speed
1100 MHz
1200 MHz
Floating-point performance
1,211 gflops
13,353 gflops
Manufacturing process technology
14 nm
14 nm
Number of transistors
2,200 million
12,500 million
Pipelines / CUDA cores
512
4096
Power consumption (TDP)
50 Watt
295 Watt
Texture fill rate
37.86
393.2
Memory type
GDDR5
HBM2
Maximum RAM amount
4 GB
8 GB
Memory bus width
128 Bit
2048 Bit
Memory clock speed
7000 MHz
1890 MHz
Memory bandwidth
112.0 GB/s
483.8 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x HDMI, 3x DisplayPort
HDMI
+
+
DirectX
12 (12_0)
12 (12_1)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.2.131
1.1.125