ATI Mobility Radeon HD 3670: GPU Specs & Benchmarks

The Mobility Radeon HD 3670 is a graphics card by ATI, built on the 55 nm process and based on the M86 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name

M86

Architecture

TeraScale

Foundry

TSMC

Process Size

55 nm

Transistors

378 million

Die Size

135 mm²

Graphics Card

Release Date

Jan 7th, 2008

Family

M8x
(Mobility HD 3600)

Production

End-of-life

Predecessor

M7x

Bus Interface

PCIe 2.0 x16

Memory

Memory Size

256 MB

Memory Type

GDDR3

Memory Bus

128 bit

Bandwidth

25.60 GB/s

Performance

Pixel fillrate

2.720 GPixel/s

Texture fillrate

5.440 GTexel/s

FP32 (float) performance

163.2 GFLOPS

Clock Speeds

Memory Clock

800 MHz
1600 Mbps effective

GPU Clock

680 MHz

Render Config

Shading Units

120

TMUs

8

ROPs

4

Compute Units

3

L2 Cache

128 KB

Board Design

Thermal design power (TDP)

30 W

Display Connectors

No outputs

API support

DirectX

10.1 (10_1)

OpenGL

3.3

OpenCL

N/A

Vulkan

N/A

Shader Model

4.1