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AMD Radeon HD 6470M 1 GB

Graphics Processor
Seymour
Cores
160
TMUs
8
ROPs
4
Memory Size
1024 MB
Memory Type
DDR3
Bus Width
64 bit
Front GPU Chip
GPU Chip
GPU

Graphics Processor

GPU Name
Seymour
GPU Variant
Seymour XT M2
(216-0809000)
Architecture
TeraScale 2
Foundry
TSMC
Process Size
40 nm
Transistors
370 million
Density
5.5M / mm²
Die Size
67 mm²
Chip Package
FCBGA-631/962

Mobile Graphics

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

Clock Speeds

GPU Clock
700 MHz
750 MHz (+7%)
Memory Clock
800 MHz
900 MHz (+13%)
1600 Mbps effective
1800 Mbps effective

Memory

Memory Size
512 MB
1024 MB
Memory Type
DDR3
Memory Bus
64 bit
Bandwidth
12.80 GB/s
14.40 GB/s

Render Config

Shading Units
160
TMUs
8
ROPs
4
Compute Units
2
L1 Cache
8 KB (per CU)
L2 Cache
128 KB

Theoretical Performance

Pixel Rate
2.800 GPixel/s
3.000 GPixel/s
Texture Rate
5.600 GTexel/s
6.000 GTexel/s
FP32 (float)
224.0 GFLOPS
240.0 GFLOPS

Board Design

TDP
25 W
Outputs
Portable Device Dependent

Graphics Features

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

Card Notes

Common alternative clocks are 750MHz core and/or 900MHz memory.

Seymour GPU Notes

Generation: Northern Islands
Desktop Variant: Caicos
Graphics/Compute: GFX4
Display Core Engine: 5.0
Unified Video Decoder: 3.1

Other retail boards based on this design (2)

Name GPU Clock Memory Clock Other Changes
AMD Radeon HD 6470M 1 GB
750 MHz 900 MHz 1024 MB
HP HD 6470M 1 GB
700 MHz 800 MHz 1024 MB
Mar 3rd, 2025 18:54 EST change timezone

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