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AMD Radeon HD 8850M

Graphics Processor
Venus
Cores
640
TMUs
40
ROPs
16
Memory Size
2 GB
Memory Type
GDDR5
Bus Width
128 bit
GPU Chip
GPU Chip
GPU

Graphics Processor

GPU Name
Venus
GPU Variant
Venus PRO
(216-0846009)
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
1,500 million
Density
12.2M / mm²
Die Size
123 mm²
Chip Package
FCBGA-962

Mobile Graphics

Release Date
Apr 1st, 2013
Generation
Solar System
(HD 8800M)
Predecessor
London
Successor
Gem System
Production
End-of-life
Bus Interface
PCIe 3.0 x16

Clock Speeds

Base Clock
575 MHz
725 MHz (+26%)
Boost Clock
625 MHz
775 MHz (+24%)
Memory Clock
1000 MHz
1125 MHz (+13%)
4 Gbps effective
4.5 Gbps effective

Memory

Memory Size
2 GB
Memory Type
GDDR5
Memory Bus
128 bit
Bandwidth
64.00 GB/s
72.00 GB/s

Render Config

Shading Units
640
TMUs
40
ROPs
16
Compute Units
10
L1 Cache
16 KB (per CU)
L2 Cache
256 KB

Theoretical Performance

Pixel Rate
10.00 GPixel/s
12.40 GPixel/s
Texture Rate
25.00 GTexel/s
31.00 GTexel/s
FP32 (float)
800.0 GFLOPS
992.0 GFLOPS
FP64 (double)
50.00 GFLOPS
62.00 GFLOPS (1:16)

Board Design

TDP
unknown
Outputs
Portable Device Dependent

Graphics Features

DirectX
12 (11_1)
OpenGL
4.6
OpenCL
2.1 (1.2)
Vulkan
1.2.170
Shader Model
6.5 (5.1)

Venus GPU Notes

Generation: Southern Islands
Desktop Variant: Cape Verde
Mobile Variant: Chelsea / Heathrow / Tropo
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: 6.0
Unified Video Decoder: 4.0
Video Compression Engine: 1.0
CLRX: GCN 1.0

Other retail boards based on this design (1)

Name GPU Clock Boost Clock Memory Clock Other Changes
AMD Radeon HD 8850M
725 MHz 775 MHz 1125 MHz
May 6th, 2024 18:32 EDT change timezone

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