Radeon HD 6670A and Radeon HD 2600 XT - video card comparison
Radeon HD 6670A
Radeon HD 2600 XT
Architecture
TeraScale 2 (2009−2015)
TeraScale (2005−2013)
GPU code name
Turks
RV630
Market segment
Desktop
Desktop
Release date
April 2011
June 2007
Interface
MXM-A (3.0)
PCIe 1.0 x16
Supplementary power connectors
-
None
Core clock speed
600 MHz
800 MHz
Floating-point performance
576.0 gflops
192 gflops
Manufacturing process technology
40 nm
65 nm
Number of transistors
716 million
390 million
Pipelines / CUDA cores
480
120
Power consumption (TDP)
45 Watt
45 Watt
Texture fill rate
14.40
6.400
Memory type
GDDR5
GDDR3
Maximum RAM amount
1 GB
256 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4000 MHz
1400 MHz
Memory bandwidth
64 GB/s
22.4 GB/s
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
11.2 (11_0)
10.0 (10_0)
OpenCL
1.2
N/A
OpenGL
4.4
3.3
Shader Model
5.0
4.0
Vulkan
N/A
N/A