Radeon RX 580 Mobile and HD Graphics 405 - video card comparison
Radeon RX 580 Mobile
HD Graphics 405
Architecture
Polaris (2016−2019)
Gen. 8 (2015−2016)
GPU code name
Polaris
Braswell
Market segment
Laptop
Laptop
Release date
April 2017
April 2016
Interface
MXM-B (3.0)
PCIe 3.0 x1
Boost clock speed
1077 MHz
700 MHz
Core clock speed
1000 MHz
320 MHz
Floating-point performance
4,963 gflops
213.1 gflops
Manufacturing process technology
14 nm
14 nm
Number of transistors
5,700 million
189 million
Pipelines / CUDA cores
2304
16
Power consumption (TDP)
100 Watt
6 Watt
Texture fill rate
155.1
11.20
Memory type
GDDR5
System Shared
Maximum RAM amount
8 GB
System Shared
Memory bus width
256 Bit
64/128 Bit
Memory clock speed
8000 MHz
System Shared
Memory bandwidth
256.0 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
12 (11_1)
OpenCL
2.0
2.0
OpenGL
4.6
4.3
Shader Model
6.4
5.1
Vulkan
1.2.131
1.1.80