Radeon RX 590 and Radeon RX 540X - video card comparison
Radeon RX 590
Radeon RX 540X
Architecture
Polaris (2016−2019)
GCN 4.0 (2016−2020)
GPU code name
Polaris 30
Polaris 12
Market segment
Desktop
Laptop
Release date
November 2018
March 2018
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 8-pin
None
Boost clock speed
1545 MHz
1219 MHz
Core clock speed
1469 MHz
-
Manufacturing process technology
12 nm
14 nm
Number of transistors
5,700 million
2,200 million
Pipelines / CUDA cores
2304
512
Power consumption (TDP)
175 Watt
50 Watt
Texture fill rate
222.5
35.97
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
4 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
8000 MHz
6000 MHz
Memory bandwidth
256.0 GB/s
112.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
+
+
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
FreeSync
+
+