Radeon R2 (Stoney Ridge) and Radeon RX 580X - video card comparison
Radeon R2 (Stoney Ridge)
Radeon RX 580X
Architecture
GCN 1.2/2.0 (2015−2016)
GCN 4.0 (2016−2020)
GPU code name
Stoney Ridge
Polaris 20
Market segment
Laptop
Desktop
Release date
June 2016
April 2018
Interface
-
PCIe 3.0 x16
Supplementary power connectors
-
1x 8-pin
Boost clock speed
600 MHz
1340 MHz
Core clock speed
-
1257 MHz
Floating-point performance
-
6,175 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
3100 Million
5,700 million
Pipelines / CUDA cores
128
2304
Power consumption (TDP)
15 Watt
185 Watt
Texture fill rate
-
193.0
Memory type
-
GDDR5
Maximum RAM amount
-
8 GB
Memory bus width
64 Bit
256 Bit
Memory clock speed
-
8000 MHz
Memory bandwidth
-
256.0 GB/s
Shared memory
+
-
Display Connectors
-
1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
12 (FL 12_0)
12 (12_0)
OpenCL
-
2.0
OpenGL
-
4.6
Shader Model
-
6.4
Vulkan
+
1.2.131