On April 10, 2025, MediaTek unveiled the Dimensity 9400+, a flagship mobile platform designed to push the boundaries of AI performance, processing power, and efficiency. Building on the success of the Dimensity 9400, this enhanced version introduces significant upgrades, positioning it as a powerhouse for next-generation smartphones. With its advanced AI capabilities, blazing-fast CPU, and cutting-edge graphics, the Dimensity 9400+ is set to redefine the mobile experience. In this blog post, we’ll dive into the details of this announcement, explore the technical advancements, and discuss its impact on the smartphone industry.

Introducing the Dimensity 9400+: A Flagship Powerhouse

The Dimensity 9400+ is MediaTek’s latest addition to its premium Dimensity series, designed to deliver unparalleled performance for flagship smartphones. Built using TSMC’s second-generation 3nm N3E process, the platform combines an All Big Core CPU design, a powerful GPU, and advanced AI capabilities to support demanding applications like generative AI, mobile gaming, and high-resolution imaging. According to MediaTek, the Dimensity 9400+ “makes it easier to deliver innovative, personalized AI experiences on-device,” while also enhancing overall performance for a seamless user experience.

This platform is tailored for the modern smartphone market, where consumers demand devices that can handle complex tasks—such as real-time AI processing, 8K video recording, and ray-traced gaming—without compromising battery life. Let’s break down the key features that make the Dimensity 9400+ stand out.

Key Features and Technical Advancements

1. All Big Core CPU Design

The Dimensity 9400+ features a robust CPU configuration with an All Big Core design, including:

1. 1x Arm Cortex-X925 core clocked at up to 3.73GHz with 2MB L2 cache
2. 3x Arm Cortex-X4 cores at 3.30GHz with 1MB L2 cache each
3. 4x Arm Cortex-A720 cores at 2.40GHz with 512KB L2 cache each
4. 12MB L3 cache and 10MB system-level cache (SLC)

Compared to its predecessor, the Dimensity 9300, the Dimensity 9400+ offers a 35% improvement in single-core performance and enhanced multi-core efficiency, making it ideal for multitasking and high-performance applications. Posts on X highlight its benchmark-breaking capabilities, with leaked scores showing 2.1M on AnTuTu for the related Dimensity 9400e variant, suggesting similar prowess for the 9400+.

2. Agentic AI and Generative AI Capabilities

The Dimensity 9400+ is equipped with MediaTek’s latest Neural Processing Unit (NPU), optimized for generative and agentic AI workloads. This enables on-device processing of large language models (LLMs), supporting personalized and context-aware AI experiences. For example, users can expect real-time language translation, intelligent assistants, and AI-driven content creation directly on their devices. MediaTek emphasizes that the platform supports the latest LLMs, making it a leader in mobile AI innovation.

The enhanced NPU also improves power efficiency, ensuring that AI tasks don’t drain the battery, which is critical for prolonged usage in AI-heavy applications.

3. Immortalis-G925 MC12 GPU with Ray Tracing

The Dimensity 9400+ integrates the Arm Immortalis-G925 MC12 GPU, a 12-core graphics powerhouse that supports hardware-accelerated ray tracing. This delivers visually stunning mobile gaming experiences with realistic lighting, shadows, and reflections. Posts on X note that the GPU achieves up to 95fps in high-end gaming tests, putting it in direct competition with Qualcomm’s Snapdragon 8s Gen 4.

The GPU also supports WQHD+ displays at up to 180Hz, ensuring smooth visuals for gaming and multimedia. Additionally, it enhances power efficiency, allowing for longer gaming sessions without overheating.

4. Advanced Imaging and Display Support

The Dimensity 9400+ supports up to 320MP camera sensors, enabling flagship smartphones to capture ultra-high-resolution images and videos. It also supports 8K60 video recording, offering professional-grade videography capabilities. The platform’s imaging pipeline is optimized for low-light performance and AI-enhanced photography, such as night mode and real-time portrait effects.

For displays, the Dimensity 9400+ supports tri-fold and foldable designs, catering to the growing market for flexible smartphones. This makes it a versatile choice for manufacturers looking to innovate in form factors.

5. 5G and Connectivity

As a 5G flagship platform, the Dimensity 9400+ delivers leading wireless connectivity with support for mmWave and sub-6GHz 5G networks. It also includes LPDDR5X memory for faster data access and improved multitasking. These features ensure that users experience ultra-fast downloads, low-latency gaming, and seamless streaming, even in crowded network environments.

Industry Impact and Competitive Landscape

The Dimensity 9400+ positions MediaTek as a formidable competitor in the premium smartphone chip market, challenging industry leaders like Qualcomm and Apple. Its focus on AI, gaming, and imaging aligns with the demands of modern consumers, who expect their devices to handle increasingly complex tasks. The platform’s adoption of TSMC’s 3nm process also ensures top-tier power efficiency, a critical factor as smartphones become more powerful.

The announcement of the Dimensity 9400+ follows MediaTek’s earlier launch of the Dimensity 9400 in October 2024, which introduced the Cortex-X925 core at 3.62GHz. The 9400+ builds on this foundation with a higher clock speed (3.73GHz) and further optimizations, reinforcing MediaTek’s commitment to iterative improvements. Additionally, posts on X mention the Dimensity 9400e, a variant with similar performance characteristics, indicating MediaTek’s strategy to offer tailored solutions for different market segments.

The Dimensity 9400+ is already generating buzz in the industry. For instance, its integration into flagship devices will enable manufacturers to deliver cutting-edge features like on-device AI, ray-traced gaming, and foldable displays, differentiating their products in a competitive market. MediaTek’s partnerships with leading smartphone brands, such as OPPO, Vivo, and Xiaomi, will likely accelerate the adoption of the Dimensity 9400+ in 2025 flagship devices.

Comparison with Predecessors and Competitors

Compared to the Dimensity 9300, the Dimensity 9400+ offers significant improvements:

1. CPU Performance: 35% faster single-core performance and better multi-core efficiency.
2. AI Capabilities: Enhanced NPU for generative and agentic AI, supporting larger LLMs.
3. Graphics: Upgraded Immortalis-G925 GPU with ray tracing, compared to the G720 in the 9300.
4. Process Node: Second-generation 3nm N3E process for better power efficiency.

Against competitors, the Dimensity 9400+ goes head-to-head with Qualcomm’s Snapdragon 8s Gen 4, with leaked benchmarks suggesting comparable performance in gaming and multitasking. Its focus on on-device AI also positions it as a rival to Apple’s A-series chips, which emphasize neural engine performance for AI tasks.

Looking Ahead: The Future of Mobile Innovation

The Dimensity 9400+ is more than just a chipset—it’s a platform that enables the next wave of mobile innovation. By prioritizing AI, gaming, and connectivity, MediaTek is empowering smartphone manufacturers to create devices that push the limits of what’s possible. From tri-fold displays to real-time AI assistants, the Dimensity 9400+ is poised to shape the smartphone landscape in 2025 and beyond.

As the industry moves toward more intelligent and connected devices, MediaTek’s investment in flagship platforms like the Dimensity 9400+ underscores its role as a key player in the semiconductor space. With its combination of performance, efficiency, and versatility, the Dimensity 9400+ is set to power the smartphones of tomorrow.

For more details on the Dimensity 9400+, visit MediaTek’s official press room or check out the full announcement here.