Radeon HD 6490M and Radeon HD 7670M Rebrand - video card comparison
Radeon HD 6490M
Radeon HD 7670M Rebrand
Architecture
Terascale 2 (2009−2015)
TeraScale 2 (2009−2015)
GPU code name
Seymour XT
Whistler
Market segment
Laptop
Desktop
Release date
January 2011
July 2012
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
700 / 750 / 800 MHz
600 MHz
Floating-point performance
256 gflops
576.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
370 million
716 million
Pipelines / CUDA cores
160
480
Power consumption (TDP)
-
20 Watt
Texture fill rate
6.400
14.40
Memory type
DDR3/GDDR5
GDDR3
Maximum RAM amount
512 MB
1 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
800 MHz
1800 MHz
Memory bandwidth
25.6 GB/s
28.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
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