Radeon HD 3450 and Radeon HD 8490 OEM - video card comparison
Radeon HD 3450
Radeon HD 8490 OEM
Architecture
TeraScale (2005−2013)
TeraScale 2 (2009−2015)
GPU code name
RV620
Caicos
Market segment
Desktop
Desktop
Release date
December 2007
July 2013
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
600 MHz
875 MHz
Floating-point performance
48 gflops
280.0 gflops
Manufacturing process technology
55 nm
40 nm
Number of transistors
181 million
370 million
Pipelines / CUDA cores
40
160
Power consumption (TDP)
25 Watt
35 Watt
Texture fill rate
2.400
7.000
Memory type
DDR2
DDR3
Maximum RAM amount
256 MB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
1000 MHz
1800 MHz
Memory bandwidth
8 GB/s
14.4 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x DisplayPort
DirectX
10.1 (10_1)
11.2 (11_0)
OpenCL
N/A
1.2
OpenGL
3.3
4.4
Shader Model
4.1
5.0
Vulkan
N/A
N/A