Radeon RX 580 Mobile and Radeon RX 580X Mobile - video card comparison
Radeon RX 580 Mobile
Radeon RX 580X Mobile
Architecture
Polaris (2016−2019)
Polaris (2016−2019)
GPU code name
Polaris
Polaris
Market segment
Laptop
Laptop
Release date
April 2017
January 2019
Interface
MXM-B (3.0)
MXM-B (3.0)
Boost clock speed
1077 MHz
1340 MHz
Core clock speed
1000 MHz
-
Floating-point performance
4,963 gflops
-
Manufacturing process technology
14 nm
14 nm
Number of transistors
5,700 million
5,700 million
Pipelines / CUDA cores
2304
2304
Power consumption (TDP)
100 Watt
65-110 Watt
Texture fill rate
155.1
155.1
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
8 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
8000 MHz
8000 MHz
Memory bandwidth
256.0 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
12 (12_0)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.2.131
1.2.131