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AMD Radeon HD 6850M

AMD Radeon HD 6850M Image AMD Granville Image
The Radeon HD 6850M was a graphics card by AMD, launched in January 2011. Built on the 40 nm process, and based on the Granville graphics processor, in its Granville PRO variant, the card supports DirectX 11.0. The Granville graphics processor is an average sized chip with a die area of 166 mm² and 1,040 million transistors. It features 800 shading units, 40 texture mapping units and 16 ROPs. AMD has placed 1,024 MB GDDR3 memory on the card, which are connected using a 128-bit memory interface. The GPU is operating at a frequency of 675 MHz, memory is running at 800 MHz.
We recommend the AMD Radeon HD 6850M for gaming with highest details at resolutions up to, and including, 1280x720.
Its power draw is rated at 50 W maximum. Radeon HD 6850M is connected to the rest of the system using a PCIe 2.0 x16 interface.

Graphics Processor

GPU Name: Granville
GPU Variant: Granville PRO
Architecture: TeraScale 2
Process Size: 40 nm
Transistors: 1,040 million
Die Size: 166 mm²

Graphics Card

Released: Jan 4th, 2011
Production Status: End-of-life
Bus Interface: PCIe 2.0 x16

Clock Speeds

GPU Clock: 675 MHz
Memory Clock: 800 MHz
1600 MHz effective


Memory Size: 1024 MB
Memory Type: GDDR3
Memory Bus: 128 bit
Bandwidth: 25.60 GB/s

Render Config

Shading Units: 800
TMUs: 40
ROPs: 16
Compute Units: 10
Pixel Rate: 10.80 GPixel/s
Texture Rate: 27.00 GTexel/s
Floating-point performance: 1,080.0 GFLOPS

Board Design

TDP: 50 W

Graphics Features

DirectX: 11.0
OpenGL: 4.3
OpenCL: 1.2
Shader Model: 5.0


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Card Notes

Memory Variant: 2GB

Retail boards based on this design

Name GPU Clock Memory Clock Other Changes
AMD Radeon HD 6850M 575 MHz 900 MHz GDDR5
AMD Radeon HD 6850M 2 GB 675 MHz 800 MHz 2048 MB