OVERVIEW

What is Mali G1-Ultra?

The Next-Generation Arm Flagship GPU for High Performance Mobile Devices

Mali G1-Ultra is our most advanced GPU for mobile devices, based on the 5th Gen Arm GPU architecture. Engineered for flagship SoCs, it introduces the next-generation Arm Ray Tracing Unit (RTUv2), improves AI performance, and elevates graphics fidelity to immersive graphics. Mali G1-Ultra delivers immersive visuals, real-time intelligence, and sustainable gaming performance for mobile OEMs, silicon vendors, and studios developing high-end games on smartphones.

BENEFITS

Unlock Elite Gaming and AI Experiences on Mobile

Next-Level Ray Tracing

Redesigned Arm RTUv2 hardware delivers 2x ray tracing performance vs. the previous generation, bringing immersive lighting and reflections to mobile gaming.1
Turbocharged AI at the Edge

Real-time AI tasks, such as HDR enhancement, segmentation, and inference, benefit from 2x FP16 throughput and lower latency than the previous generation.1

Flagship Performance, Flagship Efficiency

The Mali G1-Ultra provides 20% improved performance and architectural efficiency gains across a wide range of games and benchmarks, and scales to 24-core implementations.1
FEATURES

Inside Mali G1-Ultra: Advanced Architecture for Next-Gen Graphics

Image Region Dependences

Increased GPU utilization for more complex gaming scenes with multiple render passes.
 2nd-Gen Ray Tracing Unit

Integrated into each shader core and featuring improved handling of incoherent rays, Arm RTUv2 accelerates physically accurate light modeling with improved performance and efficiency.
AI Acceleration for FP16/MMUL

Enhancements include FP16 matrix multiplication and up to 20% faster inference for on-device workloads than previously achieved.

Scalable Shader Stacks + Double L2 Cache

Enables performance scaling up to 24 cores with improved bandwidth and reduced congestion.
Support for Vulkan RT Pipeline

Fully compatible with Vulkan VK_KHR_ray_tracing_pipeline, enabling desktop-class developer workflows on mobile.
Tile-Based Performance Counters

Enabling game developers to pinpoint and optimize frame hotspots and bottlenecks.

Arm Mali G1 Ultra Block Diagram
SPECIFICATIONS

Mali G1-Ultra Specifications

The Mali G1-Ultra GPU delivers flagship-level graphics performance, efficiency, and advanced AI capabilities, including:

  • Shader core count: Scalable from 10 to 24 cores.
  • Ray tracing: Second-generation hardware acceleration (Arm RTUv2).
  • AI capabilities: Enhanced FP16 matrix multiply acceleration.
  • Graphics API: Vulkan Ray Tracing Pipeline (VK_KHR_ray_tracing_pipeline) support.
  • Performance management: Tile-based performance counters.

Visit Arm Developer for more details.

Key Documentation

DEVELOPER

Build, Optimize, and Launch on Mali GPUs

Explore the tools, SDKs, and performance insights available for developers building next-gen gaming and graphics experiences on Mali GPUs.

 

Optimize Vulkan API Performance on Arm GPUs

Explore best practices for maximizing efficiency and graphics performance with Vulkan on Arm-based mobile GPUs.

Read Best Practices

Unity Optimization Guide for Arm GPUs

Discover Unity performance tips tailored for Arm-based mobile GPUs to enhance gaming efficiency and visual quality.

Explore Guide

Unreal Engine Best Practices for Arm GPUs

Access performance tuning guidance to optimize Unreal Engine games for Arm-based mobile GPUs.

View Best Practices
Start Developing
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Talk with an Expert

Learn how Mali G1-Ultra GPU can help you create superior AI experiences on consumer devices.

Contact Us

Frequently Asked Questions: Mali G1-Ultra GPU

What is Mali G1-Ultra?

Mali G1-Ultra is the most advanced Arm GPU for mobile devices, designed to deliver flagship-tier gaming, AI acceleration, and visual realism. Built on the 5th Gen Arm GPU architecture, it introduces second-generation ray tracing (RTUv2) and enhanced FP16 AI capabilities, powering premium smartphones with desktop-class experiences.

What performance improvements does Mali G1-Ultra deliver?

Compared to its predecessor, Mali G1-Ultra delivers up to 20% higher gaming performance and improved efficiency across a wide range of workloads. It supports scalable configurations from 10 cores to 24 cores, making it flexible for SoC vendors targeting premium and high-end devices.

How does Mali G1-Ultra improve ray tracing capabilities?

Mali G1-Ultra features Arm RTUv2, a fully redesigned ray tracing unit integrated into every shader core. It doubles ray tracing performance over the previous generation and improves handling of incoherent rays for realistic lighting, reflections, and shadows in mobile games.

Does Mali G1-Ultra accelerate on-device AI?

Yes. Mali G1-Ultra includes architectural enhancements for AI inference, including up to 2x faster FP16 matrix multiplication. This enables real-time tasks like HDR enhancement, object segmentation, and neural upscaling directly on device, without cloud dependency.

What tools or APIs are supported for developers?

Vulkan (VK_KHR_ray_tracing_pipeline) extension, giving developers access to advanced ray tracing workflows similar to desktop environments. It also offers tile-based performance counters and enhanced shader stack scaling to help studios fine tune performance for mobile gaming.

1. Compared to previous generation. Testing done internally, March, 2025; actual results may vary.