Radeon HD 5850 and Radeon RX 580X Mobile - video card comparison
Radeon HD 5850
Radeon RX 580X Mobile
Architecture
Terascale 2 (2009−2015)
Polaris (2016−2019)
GPU code name
Cypress
Polaris
Market segment
Desktop
Laptop
Release date
September 2009
January 2019
Interface
PCIe 2.0 x16
MXM-B (3.0)
Supplementary power connectors
2x 6-pin
-
Boost clock speed
-
1340 MHz
Core clock speed
725 MHz
-
Floating-point performance
2,088.0 gflops
-
Manufacturing process technology
40 nm
14 nm
Number of transistors
2,154 million
5,700 million
Pipelines / CUDA cores
1440
2304
Power consumption (TDP)
151 Watt
65-110 Watt
Texture fill rate
52.20
155.1
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
8 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
2000 MHz
8000 MHz
Memory bandwidth
128.0 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
11.2 (11_0)
12 (12_0)
OpenCL
1.2
2.0
OpenGL
4.4
4.6
Shader Model
5.0
6.4
Vulkan
N/A
1.2.131