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AMD Radeon HD 6850M

Graphics Processor
Granville
Cores
800
TMUs
40
ROPs
16
Memory Size
1024 MB
Memory Type
GDDR5
Bus Width
128 bit
Front GPU Chip
GPU Chip
GPU

Graphics Processor

GPU Name
Granville
GPU Variant
Granville PRO
(215-0769024)
Architecture
TeraScale 2
Foundry
TSMC
Process Size
40 nm
Transistors
1,040 million
Density
6.3M / mm²
Die Size
166 mm²
Chip Package
FCBGA-962

Mobile Graphics

Release Date
Jan 4th, 2011
Generation
Vancouver
(HD 6800M)
Predecessor
Manhattan
Successor
London
Production
End-of-life
Bus Interface
PCIe 2.0 x16

Clock Speeds

GPU Clock
675 MHz
575 MHz (-15%)
Memory Clock
800 MHz
900 MHz (+13%)
1600 Mbps effective
3.6 Gbps effective

Memory

Memory Size
1024 MB
Memory Type
GDDR3
GDDR5
Memory Bus
128 bit
Bandwidth
25.60 GB/s
57.60 GB/s

Render Config

Shading Units
800
TMUs
40
ROPs
16
Compute Units
10
L1 Cache
8 KB (per CU)
L2 Cache
256 KB

Theoretical Performance

Pixel Rate
10.80 GPixel/s
9.200 GPixel/s
Texture Rate
27.00 GTexel/s
23.00 GTexel/s
FP32 (float)
1,080 GFLOPS
920.0 GFLOPS

Board Design

TDP
50 W
Outputs
Portable Device Dependent

Graphics Features

DirectX
11.2 (11_0)
OpenGL
4.4
OpenCL
1.2
Vulkan
N/A
Shader Model
5.0

Card Notes

Memory Variant: 2GB

Granville GPU Notes

Generation: Evergreen
Desktop Variant: Juniper
Graphics/Compute: GFX4
Display Core Engine: 4.0
Unified Video Decoder: 2.3

Other retail boards based on this design (2)

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 2 GB
Jan 30th, 2025 00:15 EST change timezone

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