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AMD Radeon HD 6490M 1 GB

Seymour
Graphics Processor
160
Cores
8
TMUs
4
ROPs
1024 MB
Memory Size
GDDR5
Memory Type
64 bit
Bus Width
AMD Radeon HD 6490M 1 GB Photo AMD Seymour Photo

Graphics Processor

GPU Name
Seymour
GPU Variant
Seymour XTX
(216-0810005)
Architecture
TeraScale 2
Foundry
TSMC
Process Size
40 nm
Transistors
370 million
Die Size
67 mm²

Graphics Card

Release Date
Jan 4th, 2011
Generation
Vancouver
(HD 6400M)
Production
End-of-life
Bus Interface
PCIe 2.0 x16

Clock Speeds

GPU Clock
800 MHz
Memory Clock
800 MHz
3200 MHz effective

Memory

Memory Size
512 MB
1024 MB
Memory Type
GDDR5
Memory Bus
64 bit
Bandwidth
25.60 GB/s

Render Config

Shading Units
160
TMUs
8
ROPs
4
Compute Units
2

Theoretical Performance

Pixel Rate
3.200 GPixel/s
Texture Rate
6.400 GTexel/s
FP32 (float) performance
256.0 GFLOPS

Board Design

TDP
unknown
Outputs
No outputs

Graphics Features

DirectX
11.2 (11_0)
OpenGL
4.4
OpenCL
1.2
Vulkan
N/A
Shader Model
5.0

Seymour GPU Notes

Chip Variant: Caicos
Graphics/Compute: GFX4
Display Core Engine: 5.0
Unified Video Decoder: 3.1

Other retail boards based on this design (1)

Name GPU Clock Memory Clock Other Changes
AMD Radeon HD 6490M 1 GB 800 MHz 800 MHz 1024 MB