The MediaTek Dimensity 9400 represents a significant leap in mobile processing technology, providing an array of enhancements designed to meet the demands of next-generation smartphones. Built on a 3nm process, this chipset promises outstanding performance while maximizing power efficiency. Here’s a detailed overview of its capabilities:

MediaTek Dimensity 9400 Specifications

CPU

• Architecture: Arm Cortex-X925, Cortex-X4, Cortex-A720
• Cores: 8 (1x Cortex-X925, 3x Cortex-X4, 4x Cortex-A720)
• Max Clock Speed: 3.626 GHz
• Cache: 12MB L3, 10MB SLC, 2MB L2 (per core)

Memory

• Type: LPDDR5X
• Max Frequency: 10667 Mbps
• Storage: UFS 4.0 + MCQ

Connectivity

• Cellular: 3GPP-R17, multi-mode (2G-5G)
• Wi-Fi: Wi-Fi 7 (up to 7.3Gbps, tri-band concurrency)
• Bluetooth: 5.4

Camera

• Max Sensor Resolution: 320MP
• Video Capture: 8K at 60fps

GPU

• Type: Arm Immortalis-G925 MC12
• Video Decode: 8K60, 10-bit HEVC/AVC/VP9/AV1

Additional Features

• Audio: 24-bit/384KHz, AI Audio Focus
• AI Processing Unit: MediaTek NPU 890
• Max Refresh Rate: WQHD+ 180Hz

Performance Overview

At the heart of the MediaTek Dimensity 9400 is the revolutionary all big core CPU architecture, which includes the cutting-edge Arm Cortex-X925, clocked at 3.62GHz. This new design pushes single-threaded performance to unprecedented levels, achieving up to a 35% increase in single-core performance and a 28% boost in multi-core performance compared to previous generations. With tailored performance and power management, the Dimensity 9400 ensures rapid responsiveness for multitasking, app launches, and intense gaming scenarios, featuring an impressive touch response time of under 100ms.

The chip utilizes the Armv9.2 architecture, which brings significant improvements, including increased cache sizes—100% more L2 cache and 50% more L3 cache—enhancing overall efficiency and speed by minimizing data retrieval times.

Power Efficiency

One of the hallmark features of the MediaTek Dimensity 9400 is its unmatched power efficiency, combining the latest TSMC 3nm process technology with advanced power control mechanisms. This results in up to 40% greater power efficiency, allowing flagship smartphones to perform demanding tasks without excessive battery drain. Furthermore, the Dimensity 9400 supports LPDDR5X 10667 memory, ensuring swift data access for the CPU, GPU, and NPU.

Graphics Performance

Gaming is enhanced by the Arm Immortalis-G925 GPU, a 12-core graphics engine that excels in both traditional and ray-traced graphics. This GPU achieves up to 41% faster peak performance and 40% faster ray-tracing performance while being 44% more power efficient than its predecessors. The new opacity micromaps (OMM) technology allows for desktop-level ray tracing, adding depth and realism to mobile gaming experiences.

AI Capabilities

MediaTek’s 8th Generation NPU propels the Dimensity 9400 into the realm of agentic AI, enabling developers to harness advanced AI capabilities for generative applications. The chipset includes features like the Dimensity Agentic AI Engine (DAE), on-device video generation, and support for the latest large language models (LLMs). It achieves 100% faster diffusion generation and 80% faster prompt performance, positioning it as a leader in AI and generative AI benchmarks.

Imaging and Video

The imaging capabilities of the MediaTek Dimensity 9400 are extraordinary, featuring the Imagiq 1090 ISP. This chip allows for HDR video capture across the full zoom range, mimicking the functionality of high-end cameras. It can capture 4K60 video continuously for three hours, making it ideal for livestreaming or recording events. Furthermore, generative AI super resolution technology ensures high-quality images even at extreme zoom levels.

Audio Features

In terms of audio, the MediaTek Dimensity 9400 supports up to 24-bit/384KHz Bluetooth audio, enabling lossless playback and immersive sound experiences. Advanced features like AI Audio Focus eliminate background noise, enhancing the quality of recordings and streaming.

Display and Connectivity

The chipset supports tri-fold display technology, catering to the latest advancements in smartphone design. It can handle a maximum refresh rate of 180Hz at WQHD+ resolutions, delivering smooth visuals for high-performance applications.

On the connectivity front, the Dimensity 9400 integrates a 3GPP Release-17 5G modem, ensuring top-tier 5G capabilities with enhanced average speeds and reliability. The chipset also introduces Wi-Fi 7 capabilities, allowing simultaneous connections across multiple bands, with peak data rates reaching 7.3Gbps.

The MediaTek Dimensity 9400 stands out as a powerhouse for next-gen smartphones, integrating high performance, enhanced graphics, advanced AI capabilities, and efficient power management into a single, sophisticated chipset. With these innovations, it is poised to drive the future of mobile technology and elevate user experiences across the board.

Vivo X200 Pro mini is rumored to have the MediaTek Dimensity 9400.