Radeon HD 3450 and Radeon X1900 XT - video card comparison
Radeon HD 3450
Radeon X1900 XT
Architecture
TeraScale (2005−2013)
R500 (2005−2007)
GPU code name
RV620
R580
Market segment
Desktop
Desktop
Release date
December 2007
January 2006
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
Core clock speed
600 MHz
625 MHz
Floating-point performance
48 gflops
-
Manufacturing process technology
55 nm
90 nm
Number of transistors
181 million
384 million
Pipelines / CUDA cores
40
-
Power consumption (TDP)
25 Watt
100 Watt
Texture fill rate
2.400
10.00
Memory type
DDR2
GDDR3
Maximum RAM amount
256 MB
256 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
1000 MHz
1450 MBps
Memory bandwidth
8 GB/s
46.4 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
2x DVI, 1x S-Video
DirectX
10.1 (10_1)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
3.3
2.1 (full)
Shader Model4.13.0
Vulkan
N/A
N/A