ATI Mobility Radeon HD 3870 X2

This is a GPU manufactured with TSMC 55nm process, based on ATI TeraScale architecture and released on Sep 2008. It features 0.666 billion transistors, 320 Rendering cores and 512MB GDDR3 memory, with 256KB L2 cache, theoretical performance of 422.4GFLOPS, with total power consumption of 110W.

Graphics Card

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Release Date

Sep 2008

Generation

M8x

Type

Mobile

Bus Interface

PCIe 2.0 x16

Clock Speeds

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Memory Clock

850 MHz

Memory

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Memory Size

512MB

Memory Type

GDDR3

Memory Bus

256bit

Bandwidth

54.40GB/s

Render Config

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Compute Units

4

Shading Units

320

TMUs

16

ROPs

16

L2 Cache

256 KB

Theoretical Performance

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Pixel Rate

10.56 GPixel/s

Texture Rate

10.56 GTexel/s

FP32 (float)

422.4 GFLOPS

FP64 (double)

84.48 GFLOPS

Graphics Processor

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GPU Name

M88

Architecture

TeraScale

Foundry

TSMC

Process Size

55 nm

Transistors

0.666 billion

Die Size

192 mm²

Board Design

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TDP

110W

Outputs

No outputs

Graphics Features

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DirectX

10.1 (10_1)

OpenGL

3.3

OpenCL

N/A

Vulkan

N/A

Shader Model

4.1

Rankings

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FP32 (float)

AMD Radeon HD 8510G IGP System Shared System Shared

0.426 TFLOPS

Intel UHD Graphics 630 System Shared System Shared

0.423 TFLOPS

AMD Radeon Vega 3 System Shared System Shared

0.422 TFLOPS

Intel HD Graphics P630 System Shared System Shared

0.422 TFLOPS

NVIDIA Quadro 2000M 2 GB DDR3

0.422 TFLOPS

ATI Mobility Radeon HD 3870 512 MB GDDR3

0.422 TFLOPS

ATI Mobility Radeon HD 3870 X2 512 MB GDDR3

0.422 TFLOPS

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