Radeon HD 8490 OEM and Radeon HD 7470 OEM - video card comparison
Radeon HD 8490 OEM
Radeon HD 7470 OEM
Architecture
TeraScale 2 (2009−2015)
TeraScale 2 (2009−2015)
GPU code name
Caicos
Caicos
Market segment
Desktop
Desktop
Release date
July 2013
January 2012
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
875 MHz
750 MHz
Floating-point performance
280.0 gflops
240.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
370 million
370 million
Pipelines / CUDA cores
160
160
Power consumption (TDP)
35 Watt
27 Watt
Texture fill rate
7.000
6.000
Memory type
DDR3
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
1800 MHz
3600 MHz
Memory bandwidth
14.4 GB/s
28.8 GB/s
Display Connectors
1x DVI, 1x DisplayPort
1x DVI, 1x DisplayPort
DirectX
11.2 (11_0)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
Vulkan
N/A
N/A