AMD Polaris 22

Polaris 22

Fritzchens Fritz

Die Shot

AMD's Polaris 22 GPU uses the GCN 4.0 architecture and is made using a 14 nm production process at GlobalFoundries. With a die size of 208 mm² and a transistor count of 5,000 million it is a medium-sized chip. Polaris 22 supports DirectX 12 (Feature Level 12_0). For GPU compute applications, OpenCL version 2.1 can be used. It features 1536 shading units, 96 texture mapping units and 64 ROPs.

Graphics Processor

Released: Feb 1st, 2018

GPU Name: Polaris 22

Codename: VegaM

Generation: Arctic Islands/Polaris

Architecture: GCN 4.0

Foundry: GlobalFoundries

Process Size: 14 nm

Transistors: 5,000 million

Density: 24.0M / mm²

Die Size: 208 mm²

Graphics Features

DirectX: 12 (12_0)

OpenGL: 4.6

OpenCL: 2.1

Vulkan: 1.3

Shader Model: 6.7

WDDM: 3.1

Compute: GFX8 (gfx804)

DCE: 11.2

UVD: 6.3

VCE: 3.4

SDMA: 3.0.0

CLRX: GCN 1.2.0

Render Config

Shading Units: 1536

TMUs: 96

ROPs: 64

Compute Units: 24

L1 Cache: 16 KB per CU

L2 Cache: 1024 KB

Max. TDP: 100 W

All GCN 4.0 GPUs

AMD GPU Architecture History

2023 CDNA 3.0
2022-2024 RDNA 3.0
2021 CDNA 2.0
2020 CDNA 1.0
2020-2023 RDNA 2.0
2019-2020 RDNA 1.0
2018-2022 GCN 5.1
2017-2020 GCN 5.0
2016-2020 GCN 4.0
2014-2019 GCN 3.0
2013-2017 GCN 2.0
2011-2020 GCN 1.0
2010-2013 TeraScale 3
2009-2015 TeraScale 2
2005-2013 TeraScale
2005-2007 Ultra-Threaded SE

Graphics cards using the AMD Polaris 22 GPU

Name	Chip	Memory	Shaders	TMUs	ROPs	Base Clock	Boost Clock	Memory Clock
AMD Radeon RX Vega M GH	VegaM XT	4 GB	1536	96	64	1063 MHz	1190 MHz	800 MHz
AMD Radeon RX Vega M GL	VegaM XL	4 GB	1280	80	32	931 MHz	1011 MHz	700 MHz
AMD Radeon Pro WX Vega M GL	VegaM MGL XL	4 GB	1280	80	32	931 MHz	1011 MHz	700 MHz

Polaris 22 GPU Notes

Generation: Polaris
Codename: VegaM (Iceland Refresh)
Graphics/Compute: GFX8 (gfx804)
Display Core Engine: 11.2
Unified Video Decoder: 6.3
Video Compression Engine: 3.4
System DMA: 3.0.0
CLRX: GCN 1.2.0

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