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GPU Optimization for GameDev

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GPUOptimizationForGameDev.md

GPU Optimization for GameDev

Graphics Pipeline / GPU Architecture Overview

2011 - A trip through the Graphics Pipeline 2011
2015 - Life of a triangle - NVIDIA's logical pipeline
2015 - Render Hell 2.0
2016 - How bad are small triangles on GPU and why?
2017 - GPU Performance for Game Artists
2019 - Understanding the anatomy of GPUs using Pokémon
2020 - GPU ARCHITECTURE RESOURCES
2020 - All the pipelines - journey through the GPU

By Author

Emil Persson @Humus
- Blog
- 2013 - Low-Level Thinking in High-Level Shading Languages
- 2014 - Low-Level Shader Optimization for Next-Gen and DX11
- 2018 - Rule of optimization
Matt Pettineo @mynameismjp
- Blog
- 2018 - Breaking Down Barriers
- 2021 - The Shader Permutation Problem
Louis Bavoil @louisbavoil
- 2018 - The Peak-Performance-Percentage Analysis Method for Optimizing Any GPU Workload
- 2018 - Fixing the Hyperdrive: Maximizing Rendering Performance on NVIDIA GPUs (Presented by NVIDIA)
- 2019 - Optimizing DX12/DXR GPU Workloads using Nsight Graphics: GPU Trace and the Peak-Performance-Percentage (P3) Method (Presented by NVIDIA)
- 2020 - Optimizing Compute Shaders for L2 Locality using Thread-Group ID Swizzling
- 2021 - Dana Elifaz - The Next Level of Optimization Advice with Nsight Graphics: GPU Trace
- 2022 - (GDC Paywall) Optimizing Ray Tracing GPU Workloads using Nsight Graphics: GPU Trace and Nsight Systems
- D3D11 Vendor Hacks
Rys Sommefeldt @ryszu
- Blog
- 2018 - Understanding GPU context rolls
Michal Drobot @michaldrobot
- Blog
- 2014 - Low Level Optimizations for GCN – Digital Dragons 2014
- 2014 - GCN Execution Patterns in Full Screen Passes
- 2014 - ShaderFastLibs
Kostas Anagnostou @KostasAAA
- Blog
- 2018 - DD2018: Kostas Anagnostou - Experiments in GPU occlusion culling
- 2020 - GPU ARCHITECTURE RESOURCES
- 2020 - GPU ARCHITECTURE RESOURCES (twitter thread)
- 2020 - WHAT IS SHADER OCCUPANCY AND WHY DO WE CARE ABOUT IT?
- 2020 - TO Z-PREPASS OR NOT TO Z-PREPASS
- 2022 - SHADER TIPS AND TRICKS
Matthäus G. Chajdas @NIV_Anteru
- Blog
- 2018 - Introduction to compute shaders
- 2018 - More compute shaders
- 2018 - Even more compute shaders
- GPU database
Matthijs De Smedt @anji_nl
- 2016 - PC GPU Performance Hot Spots
Maurizio Cerrato @speedwago
- 2019 - GPU Architectures
Sebastian Aaltonen @SebAaltonen
- Blog
- 2017 - Optimizing GPU occupancy and resource usage with large thread groups
- 2018 - DD2018: Sebastian Aaltonen - GPU based clay simulation and ray tracing tech in Claybook
- 2018 - This is how I managed to port Claybook from consoles to ~4x slower handheld
Layla Mah @MissQuickstep
- 2013 - The AMD GCN Architecture - A Crash Course
- 2013 - Powering the Next Generation of Graphics: The AMD GCN Architecture
Sven Andersson @andsve
- Blog
- 2014 - Real-time Rendering Blogs
Fabian Giesen @rygorous
- Blog
- 2011 - A trip through the Graphics Pipeline 2011
Timothy Lottes
- 2016 - Understanding Memory Coalescing on GCN
- 2017 - ADVANCED SHADER PROGRAMMING ON GCN
- 2018 - Engine Optimization Hot Lap
Robert Menzel @renderpipeline
- Blog
- 2012 - Low-Level GPU Documentation
RasterGrid @rastergrid
- Blog
- 2021 - Understanding GPU caches
Adam Sawicki @Reg__
- Blog
- 2020 - A Better Way to Scalarize a Shader
- 2021 - Efficient Use of GPU Memory in Modern Games
Matías N. Goldberg @matiasgoldberg
- Blog
- 2020 - A little clarification on modern shader compile times
- 2022 - The road to 16-bit floats GPU is paved with our blood
Francesco Cifariello Ciardi @FCifaCiar
- Blog
- 2018 - INTRO TO GPU SCALARIZATION
Sébastien Lagarde @SebLagarde
- Blog
- 2014 - Inverse trigonometric functions GPU optimization for AMD GCN architecture
Bart Wronski @BartWronsk
- Blog
- 2014 - GCN – two ways of latency hiding and wave occupancy
Elizabeth Baumel @Icetigris
- 2016 - Tightening Up the Graphics: Tools and Techniques for Debugging and Optimization
Anton Schreiner @antonschrein
- Blog
- 2019 - What's up with my branch on GPU?

By Organization

AMD
- GPU Open and Talks
  - Events Presentations
  - AMD GPU ISA documentation (GCN,Vega,CDNA,RDNA,RDNA2)
  - 2014 - Vertex Shader Tricks
  - 2016 - Leveraging asynchronous queues for concurrent execution
  - 2016 - AMD GCN Assembly: Cross-Lane Operations
  - 2017 - Wave Programming in D3D12 and Vulkan
  - 2017 - D3D12 and Vulkan Done Right
  - 2017 - Deep Dive: Asynchronous Compute
  - 2018 - Optimize your engine using compute @ 4C Prague 2018 | (Youtube)
  - 2018 - Optimization with Radeon GPU Profiler - A Vulkan Case Study
  - 2019 - DirectX 12 Optimization Techniques in Capcom’s RE ENGINE
  - 2019 - A BLEND OF GCN OPTIMIZATION AND COLOR PROCESSING
  - 2019 - AMD GPU Performance Revealed
  - 2019 - Triangles Are Precious
  - 2020 - Let’s build
    - AMD Ryzen™ Processor Software Optimization
    - Optimizing for the Radeon™ RDNA Architecture
    - From Source to ISA: A Trip Down the Shader Compiler Pipeline
    - A Review of GPUOpen Effects
    - Curing Amnesia and Other GPU Maladies With AMD Developer Tools
    - Radeon™ ProRender Full Spectrum Rendering 2.0: The Universal Rendering API
  - 2020 - CONCURRENCY MODEL IN EXPLICIT GRAPHICS APIS
- GCN
  - 2013 - GCN3 Instruction Set Architecture
  - 2019 - AMD GCN ISA: a first dive
  - GPUOpen-Drivers/pal on Github
  - AMD-FirePro/SDK on Github
- RDNA
  - 2019 - INTRODUCING RDNA ARCHITECTURE
  - 2019 - RDNA Architecture
  - 2020 - "RDNA 1.0" Instruction Set Architecture
  - 2020 - "RDNA 2" Instruction Set Architecture
  - 2020 - RDNA2 Performance Guide
  - 2022 - "RDNA3" Instruction Set Architecture
- Driver
  - Platform Abstraction Library (PAL)
  - AMD Open Source Driver for Vulkan
- OpenCL
  - AMD Accelerated Parallel Processing OpenCL Programming Guide
- Radeon GPU Analyzer / Radeon Raytracing Analyzer
Nvidia
- Developer Blog and Talks
  - 2012 - GPU Performance Analysis and Optimization
  - 2015 - Constant Buffers without Constant Pain
  - 2016 - Practical DirectX 12
  - 2016 - Reading Between The Threads: Shader Intrinsics
  - 2016 - DX12 Do's And Don'ts
  - 2016 - High-Performance, Low-Overhead Rendering with OpenGL and Vulkan
  - 2019 - Tips and Tricks: Ray Tracing Best Practices
  - 2020 - Optimizing Graphics Applications using Nsight Systems and Nsight Graphics
  - 2020 - RTX Ray Tracing Best Practices
  - 2021 - Advanced API Performance
  - 2022 - Best Practices for Using NVIDIA RTX Ray Tracing (Updated)
  - 2023 - Practical Tips for Optimizing Ray Tracing
  - 2023 - Advanced API Performance: Shaders
- Pascal
  - 2016 - NVIDIA GeForce GTX 1080 Whitepaper
- Turing
  - 2018 - NVIDIA Turing Architecture In-Depth
  - 2018 - NVIDIA TURING GPU ARCHITECTURE
- Ampere
  - 2021 - NVIDIA AMPERE GA102 GPU ARCHITECTURE
- Ada
  - 2022 - NVIDIA ADA GPU ARCHITECTURE
  - 2022 - SHADER EXECUTION REORDERING
- CUDA
  - 2014 - CUDA Pro Tip: Optimized Filtering with Warp-Aggregated Atomics
Intel
- Gamedev
- Intel® Processor Graphics: Architecture & Programming
Microsoft
- DirectX-Specs
- 2019 - New in D3D12 – background shader optimizations
Khronos Group
Arm
GDC
- Advanced Graphics Summit talks, not specifically on optimization
- 2016 - Optimizing the Graphics Pipeline With Compute
(JP) CEDEC
- 2016 - GPU最適化入門
  - (Book) マンガとイラストでわかる! GPU最適化入門
Siggraph
- Advances in Real-Time Rendering in Games, not specifically on optimization
- 2009 - From Shader Code to a Teraflop: How Shader Cores Work
- 2020 - LOW-LEVEL OPTIMIZATIONS IN THE LAST OF US PART II
CMU
- 2017 - Parallel Computer Architecture and Programming

Game Graphics Study

Graphics Studies Compilation

Database

PerfTest: GPU shader memory operation performance test tool (with results)
GPUInfo for Vulkan, OpenGL, OpenGL ES
(JP) GPU Spec Database by HYPERでんち

Tools

Online Shader Compiler
- Compiler Explorer (godbolt), support DXC, AMD RGA
- Shader Playground, support DXC, FXC, glslang, hlsl2glsl, hlslparser, IntelShaderAnalyzer, AMD RGA, slang, XShaderCompiler
Microsoft
- GPUView
- PIX
Nvidia - NVIDIA Developer Tools
- NVIDIA Nsight Graphics
- NVIDIA Nsight Aftermath SDK
AMD - Radeon Developer Tool Suite
Intel
- Intel Graphics Performance Analyzers

Thanks JoseEmilio-ARM for ARM part.

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