Radeon RX 580 and Radeon X1650 XT Dual - video card comparison
Radeon RX 580
Radeon X1650 XT Dual
Architecture
Polaris (2016−2019)
R500 (2005−2007)
GPU code name
Polaris 20
RV560
Market segment
Desktop
Desktop
Release date
April 2017
October 2006
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 8-pin
1x 6-pin
Boost clock speed
1340 MHz
-
Core clock speed
1257 MHz
525 MHz
Floating-point performance
6,175 gflops
-
Manufacturing process technology
14 nm
80 nm
Number of transistors
5,700 million
330 million
Pipelines / CUDA cores
2304
-
Power consumption (TDP)
185 Watt
-
Texture fill rate
193.0
4.200
Memory type
GDDR5
GDDR3
Maximum RAM amount
8 GB
256 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
8000 MHz
1400 MHz
Memory bandwidth
256.0 GB/s
22.4 GB/s
Display Connectors
1x HDMI, 3x DisplayPort
2x DVI
HDMI
+
-
DirectX
12 (12_0)
9.0c (9_3)
OpenCL
2.0
N/A
OpenGL
4.6
2.0
Shader Model
6.4
3.0
Vulkan
1.2.131
N/A