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Spec Radeon HD 6870M AMD
Overview
Product name AMD Radeon HD 6870M
Architecture TeraScale 2
Generation / family Radeon HD 6000 Series
Launch date 2011-01-04
Market segment Gaming
Board type / entry type Reference GPU
GPU
Process node TSMC 40 nm
Die size 166 mm²
Transistor count 1.04 billion
GPU chip Granville
Stream Processors 800
ROPs 16
TMUs 40
Clocks
Base / Core clock 675 MHz
Boost clock 675 MHz
Memory clock 1,000 MHz
Memory
Memory size 1 GB
Memory type GDDR5
Memory bus width 128-bit
Memory bandwidth 64 GB/s
Bus / Interface
Bus interface MXM-B (3.0)
AGP / PCI / PCIe distinction MXM-B (3.0)
Power
TDP / TBP / board power 50 W
Slot width MXM Module
Features
DirectX support DirectX 11.0
OpenGL support OpenGL 4.4
Shader Model 5.0
Performance / Benchmarks
FP32 throughput 1.08 TFLOPS

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