Radeon X1650 XT and Radeon X1900 GT - video card comparison
Radeon X1650 XT
Radeon X1900 GT
Architecture
R500 (2005−2007)
R500 (2005−2007)
GPU code name
RV560
R580
Market segment
Desktop
Desktop
Release date
October 2006
May 2006
Interface
PCIe 1.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
Core clock speed
525 MHz
575 MHz
Manufacturing process technology
80 nm
90 nm
Number of transistors
330 million
384 million
Power consumption (TDP)
55 Watt
75 Watt
Texture fill rate
4.200
6.900
Memory type
GDDR3
GDDR3
Maximum RAM amount
256 MB
256 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1400 MHz
1200 MHz
Memory bandwidth
22.4 GB/s
38.4 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
9.0c (9_3)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
2.0
2.0
Shader Model
3.0
3.0
Vulkan
N/A
N/A