Progress Update: Implementing Microsoft’s DirectX Advanced Shader Delivery in Unreal Engine 5

Microsoft’s Advanced Shader Delivery: A Game-Changer for Unreal Engine 5

During Gamescom 2025, Microsoft’s DirectX team introduced a groundbreaking feature termed Advanced Shader Delivery. Initially available on the ROG Xbox Ally and ROG Xbox Ally X handhelds, which debuted in October 2025, this innovation is a joint venture involving both Xbox and AMD. Its primary objective is to effectively eliminate shader stuttering, a persistent challenge faced by gamers. Recent insights shared by tech programmer Ondrej Hrušovský from MADFINGER Games reveal that the integration of this feature into Unreal Engine 5 is currently underway.

Hrušovský took to X (formerly Twitter) to illustrate a code commitment that reflects this progress, as seen in the screenshot below.

UE5 implementation of the new DirectX Advanced Shader Delivery is in progress.https://t.co/ksi19LEOVX https://t.co/u5c5tXnZmB pic.twitter.com/saWCg4R1rq

— Ondrej Hrušovský (@Skylonxe) April 20, 2026

The Persistent Problem of Shader Stuttering

Shader compilation stuttering has been a significant concern for players, affecting even those equipped with the most advanced hardware. The repercussions extend beyond mere in-game disruptions, manifesting as prolonged load times. This can be particularly frustrating with titles built on Unreal Engine 5, where swift access to gameplay is crucial.

Recent Developments Post-Announcement

Following the announcement of the Advanced Shader Delivery feature, Microsoft promptly released AgilitySDK 1.618 a month later, moving the feature beyond its preview phase. This release coincided with the launch of the ROG Xbox Ally handhelds and the Xbox PC app, marking a significant advancement in the battle against shader-related issues.

Impressive Gains Highlighted at GDC 2026

At the GDC 2026 event, Microsoft highlighted the achievements prompted by this new capability. Rodney Andre, Vice President of Software Development, emphasized, “Advanced Shader Delivery (ASD) is revolutionizing the gaming experience by substantially reducing load times and eradicating in-game stutter on Xbox ROG Ally devices. The accomplishments of the Microsoft and AMD engineering teams within such a short timeframe are indeed extraordinary.”

Epic Games’ Excitement for the Future

Reflecting on this collaboration, Mihnea Balta, Director of Rendering Engineering at Epic Games, stated, “We are eager to support advanced shader delivery throughout the ecosystem. Our early testing and exploration into Shader Object Data Buffers (SODB) and Pipeline State Object Data Buffers (PSDB) generation are ongoing, and we’ll release further details shortly.”

The Horizon Ahead for Gamers

This development comes as welcome news for PC gamers, promising a future where shader stuttering may become a relic of the past with continuous enhancements of this innovative feature.

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