Radeon HD 8490 OEM and Radeon X1950 PRO - video card comparison
Radeon HD 8490 OEM
Radeon X1950 PRO
Architecture
TeraScale 2 (2009−2015)
R500 (2005−2007)
GPU code name
Caicos
RV570
Market segment
Desktop
Desktop
Release date
July 2013
October 2006
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
Core clock speed
875 MHz
575 MHz
Floating-point performance
280.0 gflops
-
Manufacturing process technology
40 nm
80 nm
Number of transistors
370 million
330 million
Pipelines / CUDA cores
160
-
Power consumption (TDP)
35 Watt
66 Watt
Texture fill rate
7.000
6.900
Memory type
DDR3
GDDR3
Maximum RAM amount
1 GB
256 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
1800 MHz
1380 MHz
Memory bandwidth
14.4 GB/s
44.16 GB/s
Display Connectors
1x DVI, 1x DisplayPort
2x DVI, 1x S-Video
DirectX
11.2 (11_0)
9.0c (9_3)
OpenCL
1.2
N/A
OpenGL
4.4
2.0
Shader Model
5.0
3.0
Vulkan
N/A
N/A