Radeon 530 and Radeon X1900 XT - video card comparison
Radeon 530
Radeon X1900 XT
Architecture
GCN (2011−2017)
R500 (2005−2007)
GPU code name
Meso
R580
Market segment
Laptop
Desktop
Release date
March 2017
January 2006
Interface
PCIe 3.0 x8
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
Boost clock speed
1024 MHz
-
Core clock speed
1024 MHz
625 MHz
Floating-point performance
784.1 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
1,550 million
384 million
Pipelines / CUDA cores
384
-
Power consumption (TDP)
50 Watt
100 Watt
Texture fill rate
24.50
10.00
Memory type
DDR3/GDDR5
GDDR3
Maximum RAM amount
4 GB
256 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
2250 MHz
1450 MBps
Memory bandwidth
28.8 GB/s
46.4 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x VGA
2x DVI, 1x S-Video
HDMI
+
-
DirectX
12.0
9.0c (9_3)
OpenCL
2.0
N/A
OpenGL
4.5
2.1 (full)
Shader Model5.03.0
Vulkan
+
N/A