Radeon HD 6490M Mac Edition and RSX-90nm - video card comparison
Radeon HD 6490M Mac Edition
RSX-90nm
Architecture
TeraScale 2 (2009−2015)
Curie (2003−2013)
GPU code name
Seymour
RSX-90nm
Market segment
Desktop
Desktop
Release date
May 2011
-
Interface
PCIe 2.0 x16
-
Core clock speed
750 MHz
-
Floating-point performance
240 gflops
-
Manufacturing process technology
40 nm
90 nm
Number of transistors
370 million
300 million
Pipelines / CUDA cores
160
-
Texture fill rate
6.000
-
Memory type
GDDR5
-
Maximum RAM amount
256 MB
-
Memory bus width
64 Bit
-
Memory clock speed
3176 MHz
-
Memory bandwidth
25.41 GB/s
-
Display Connectors
No outputs
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DirectX
11.2 (11_0)
N/A
OpenCL
1.2
N/A
OpenGL
4.4
ES 1.1
Shader Model
5.0
-
Vulkan
N/A
N/A