AMD Radeon HD 6470M vs ATI Mobility Radeon HD 3670

Table of Contents

Graphics Processor

GPU model Seymour M86
GPU variant Seymour XT (216-0810084)
Architecture TeraScale 2 TeraScale
Foundry TSMC TSMC
Manufacturing process 40 nm 55 nm
Number of transistors 370 million 378 million
Die size 67 mm² 135 mm²

Mobile graphics

Release date Jan 4th, 2011 Jan 7th, 2008
Generation Vancouver (HD 6400M) M8x (Mobility HD 3600)
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 2.0 x16
Predecessor Manhattan M7x
Successor London M9x
Reviews 2 in our database

Clocks

GPU clock 700 MHz 680 MHz
Memory clock 800 MHz 1600 Mbps effective 800 MHz 1600 Mbps effective

Memory Configuration

Memory size 512 MB 256 MB
Memory type DDR3 GDDR3
Memory bus width 64 bit 128 bit
Bandwidth 12.80 GB/s 25.60 GB/s

Render Configuration

Shading units 160 120
TMUs 8 8
ROPs 4 4
Compute units 2 3
Cache L1 8 KB (per CU)
Cache L2 128 KB 128 KB

Performance

Pixel rate 2.800 GPixel/s 2.720 GPixel/s
Texture rate 5.600 GTexel/s 5.440 GTexel/s
FP32 (float) performance 224.0 GFLOPS 163.2 GFLOPS

Dimensions & Outputs

TDP 25 W 30 W
Outputs No outputs No outputs

API Support & Features

DirectX 11.2 (11_0) 10.1 (10_1)
OpenGL 4.4 3.3
OpenCL 1.2
Vulkan
Shader model 5.0 4.1

Other Features

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