Radeon RX 490M and Radeon RX 540X - video card comparison
Radeon RX 490M
Radeon RX 540X
Architecture
Polaris (2016−2019)
GCN 4.0 (2016−2020)
GPU code name
Polaris
Polaris 12
Market segment
Laptop
Laptop
Release date
August 2016
March 2018
Interface
-
PCIe 3.0 x8
Supplementary power connectors
-
None
Boost clock speed
-
1219 MHz
Manufacturing process technology
14 nm
14 nm
Number of transistors
-
2,200 million
Pipelines / CUDA cores
-
512
Power consumption (TDP)
-
50 Watt
Texture fill rate
-
35.97
Memory type
GDDR5
GDDR5
Maximum RAM amount
-
4 GB
Memory bus width
-
128 Bit
Memory clock speed
-
6000 MHz
Memory bandwidth
-
112.0 GB/s
Shared memory
-
-
Display Connectors
-
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
12
12 (12_0)
OpenCL
-
2.0
OpenGL
-
4.6
Shader Model
-
6.4
Vulkan
-
1.2.131
FreeSync
-
+