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Radeon HD 6490M Mac Edition

TeraScale 2 Radeon HD 6000 Series Gaming Desktop GDDR5 2011

Key Metrics

Launch Date: 2011-05-02
Stream Processors: 160
Memory: 256 MB GDDR5
Memory Bandwidth: 25.41 GB/s
Interface: PCIe 2.0 x16
Process Node: TSMC 40 nm

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GPU Specs

What do these fields mean?

Identity
Entry Type	Reference GPU
Official Name	AMD Radeon HD 6490M Mac Edition
Architecture	TeraScale 2
Launch Date	2011-05-02
Core Specs
GPU Die	Seymour
Chip Variant / Package	FCBGA-631/962
Process Node	TSMC 40 nm
Transistor Count	0.37 billion
Die Size	67 mm²
Stream Processors	160
TMUs	8
ROPs	4
Base Clock	750 MHz
Boost Clock	750 MHz
Pixel Fillrate	3 GP/s
Texture Fillrate	6 GT/s
FP32 Throughput	0.24 TFLOPS
Memory
Memory Size	256 MB
Memory Type	GDDR5
Memory Bus Width	64-bit
Memory Clock	794 MHz
Memory Bandwidth	25.41 GB/s
L2 Cache	0.128 MB
L1 Cache	8 KB
Board and Display
Interface	PCIe 2.0 x16
Software
Shader Model	5.0
DirectX Support	DirectX 11.0
OpenGL Support	OpenGL 4.4
OpenCL Support	OpenCL 1.2

Sources

Independent reference sources

TechPowerUp GPU SpecsOpen source