Radeon HD 6490M Mac Edition and STG - video card comparison
Radeon HD 6490M Mac Edition
STG
Architecture
TeraScale 2 (2009−2015)
-
GPU code name
Seymour
NV1
Market segment
Desktop
Desktop
Release date
May 2011
September 1995
Interface
PCIe 2.0 x16
PCI
Supplementary power connectors
-
None
Core clock speed
750 MHz
75 MHz
Floating-point performance
240 gflops
-
Manufacturing process technology
40 nm
500 nm
Number of transistors
370 million
1 million
Pipelines / CUDA cores
160
-
Power consumption (TDP)
-
2 Watt
Texture fill rate
6.000
0.08
Memory type
GDDR5
FPM
Maximum RAM amount
256 MB
1 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
3176 MHz
50 MHz
Memory bandwidth
25.41 GB/s
400.0 MB/s
Display Connectors
No outputs
1x VGA, 1x DB13W3
DirectX
11.2 (11_0)
1.0
OpenCL
1.2
N/A
OpenGL
4.4
N/A
Shader Model
5.0
-
Vulkan
N/A
N/A