Radeon RX 580 and Radeon Sky 500 - video card comparison
Passmark - benchmark score Radeon RX 580 vs Radeon Sky 500
Radeon RX 580
9140
Radeon Sky 500
4906
Radeon RX 580
Radeon Sky 500
Architecture
Polaris (2016−2019)
GCN 1.0 (2012−2020)
GPU code name
Polaris 20
Pitcairn
Market segment
Desktop
Desktop
Release date
April 2017
March 2013
Bus support
-
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 8-pin
1x 6-pin
Boost clock speed
1340 MHz
-
Core clock speed
1257 MHz
950 MHz
Floating-point performance
6,175 gflops
2,432 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
5,700 million
2,800 million
Pipelines / CUDA cores
2304
1280
Power consumption (TDP)
185 Watt
150 Watt
Texture fill rate
193.0
76.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
4 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
8000 MHz
4800 MHz
Memory bandwidth
256.0 GB/s
154 GB/s
Display Connectors
1x HDMI, 3x DisplayPort
1x DisplayPort
DisplayPort count
-
1
Dual-link DVI support
-
1
HDMI
+
-
DirectX
12 (12_0)
12 (11_1)
OpenCL
2.0
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.2.131
1.2.131