AMD Exo

Exo S3 PRO

216-0867071

Block Diagram

CU Diagram

LDS Diagram

AMD's Exo GPU uses the GCN 1.0 architecture and is made using a 28 nm production process at TSMC. With a die size of 56 mm² and a transistor count of 690 million it is a very small chip. Exo supports DirectX 12 (Feature Level 11_1). For GPU compute applications, OpenCL version 2.1 (1.2) can be used. It features 320 shading units, 20 texture mapping units and 8 ROPs.

Further reading: GCN 1.0 Architecture Whitepaper

, Sea Islands Instruction Set Architecture

Graphics Processor

Released: May 5th, 2015

GPU Name: Exo

Desktop Variant: Hainan

Mobile Variant: Sun / Jet / Banks

Generation: Sea Islands

Architecture: GCN 1.0

Foundry: TSMC

Process Size: 28 nm

Transistors: 690 million

Density: 12.3M / mm²

Die Size: 56 mm²

Package: FCBGA-631

Graphics Features

DirectX: 12 (11_1)

OpenGL: 4.6

OpenCL: 2.1 (1.2)

Vulkan: 1.2.170

Shader Model: 6.5 (5.1)

WDDM: 2.7

Compute: GFX6 (gfx601)

DCE: No Support

UVD: No Support

VCE: No Support

CLRX: GCN 1.0.0

Render Config

Shading Units: 320

TMUs: 20

ROPs: 8

Compute Units: 5

ACEs: 2

GEs: 1

L1 Cache: 16 KB per CU

L2 Cache: 128 KB

Max. TDP: 50 W

All GCN 1.0 GPUs

AMD GPU Architecture History

2024 RDNA 4.0
2024 RDNA 3.5
2023-2024 CDNA 3.0
2022-2024 RDNA 3.0
2021 CDNA 2.0
2020 CDNA 1.0
2020-2024 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 Exo GPU

Name	Chip	Memory	Shaders	TMUs	ROPs	Base Clock	Boost Clock	Memory Clock
AMD Radeon R5 M330	Exo S3 PRO	2 GB	320	20	8	955 MHz	1030 MHz	900 MHz
AMD Radeon R5 M335	Exo S3 PRO	2 GB	320	20	8	1030 MHz		900 MHz
AMD Radeon R5 330 OEM	Exo S3 UL	2 GB	320	20	8	830 MHz	855 MHz	900 MHz
AMD Radeon R5 M430	Exo S3 PRO	2 GB	320	20	8	1030 MHz		900 MHz
AMD Radeon R5 A335		2 GB	320	20	8	1070 MHz		900 MHz
AMD Radeon R5 A330		2 GB	320	20	8	1030 MHz		900 MHz

Exo GPU Notes

Generation: Sea Islands
Desktop Variant: Hainan
Mobile Variant: Sun / Jet / Banks
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: No Support
Unified Video Decoder: No Support
Video Compression Engine: No Support
CLRX: GCN 1.0

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