MediaTek Dimensity 9400 Leads On-Device AI Race

MediaTek’s Dimensity 9400 and 9400+ are now among the most advanced Android chipsets for on-device AI. Built with TSMC’s 3 nm technology, these chips include a powerful NPU 890, Immortalis-G925 GPU, and a modern CPU setup (Cortex-X925, X4, and A720). Compared to the Snapdragon 8 Elite and other Android processors, Dimensity 9400 offers stronger AI performance, better power saving, and improved graphics for gaming, photo and video editing, and even AI-based video creation. For users in Bangladesh, this means more privacy since AI runs directly on the phone, longer battery life, and access to advanced features without depending on cloud services.

What is the MediaTek Dimensity 9400 / 9400+?

The MediaTek Dimensity 9400 is the company’s latest flagship mobile chipset. It is designed to deliver strong performance, advanced AI features, and efficient battery use. Made with TSMC’s 3nm N3E process, it gives excellent performance while using less power, helping smartphones handle heavy tasks without draining the battery quickly.

CPU: Powerful and Efficient

The CPU has an 8-core setup with a 1+3+4 design. It includes a super-fast Cortex-X925 prime core (up to 3.62 GHz on the 9400 and 3.73 GHz on the 9400+), three high-performance Cortex-X4 cores, and four Cortex-A720 efficiency cores. This combination ensures smooth multitasking while keeping power use balanced.

GPU: Advanced Mobile Graphics

The graphics are powered by the Immortalis-G925 MP12 GPU. It supports ray tracing and opacity micromap effects, bringing console-like visuals to mobile devices.

AI: Smart On-Device Intelligence

The NPU 890 handles AI tasks on the phone itself. It supports FP8 inferencing, Mixture-of-Experts, Multi-Head Latent Attention, Multi-Token Prediction, and Speculative Decoding+, allowing smartphones to run large language models and advanced AI tasks without needing cloud servers.

Memory and Storage: Fast and Responsive

With LPDDR5X RAM and UFS 4.x storage, along with bigger L2 and L3 caches, apps open faster, multitasking is smoother, and overall performance feels more responsive.

Connectivity: Ready for the Future

The chipset supports Wi-Fi 7 technology and 5G network Release-17. Its efficient thermal design keeps the phone cool even during heavy usage.

Dimensity 9400+: Slightly More Power

The Dimensity 9400+ is an upgraded version with slightly higher clock speeds on the prime and efficiency cores (3.73 GHz for the Cortex-X925 and 2.4 GHz for the A720 cores). This gives a noticeable boost in overall performance and gaming.

Why Does Dimensity 9400 Lead the On-Device AI Race? 

The MediaTek Dimensity 9400 is clearly the best choice for AI-driven Android phones. Here is why

AI Inference Without Cloud Dependencies

The Dimensity 9400’s advanced NPU supports modern AI methods like FP8, MLA, and MoE. This lets the phone do complex AI tasks directly on the device. It makes apps faster, improves responsiveness, and keeps your data private because it does not need to leave your phone. Users in Bangladesh and around the world can enjoy smarter apps, better photography, and real-time AI features without depending on the cloud.

Balanced CPU and GPU Performance

Tests show that while the single-core CPU performance is slightly behind the Snapdragon 8 Elite, the Dimensity 9400 is very strong in multi-core tasks, long workloads, and energy efficiency. Its GPU, the Immortalis-G925, gives high-quality graphics, supports ray-tracing effects, and keeps frame rates smooth. This makes it perfect for both AI apps and gaming.

3nm Process and Thermal Efficiency

Made with TSMC’s 3nm process, the chip uses less power and produces less heat during heavy tasks. Apps open around 35% faster than older Dimensity chips, and long gaming or AI sessions create less thermal slowdown, giving more consistent performance.

Support for New AI Features

The Dimensity 9400 is built for next-generation AI tasks, including autonomous task execution, better performance for large language models, on-device video creation, and lightweight AI training. MediaTek also provides developer tools so these features can be used in real-world apps.

Gaming and Graphics Improvements

The Immortalis-G925 GPU has new features like opacity micromap support and hardware ray tracing. Gamers and content creators get smoother visuals, more realistic graphics, and better energy efficiency, even during long gaming sessions.

How Does It Compare vs Snapdragon 8 Series & Other Android Chipsets?

The MediaTek Dimensity 9400 and Qualcomm Snapdragon 8 Gen 3 are the top chipsets for Android smartphones. Each has its own strong points. Here is a clear comparison to help you understand their differences:

Performance & Architecture

Graphics & Gaming

Power Efficiency & Thermal Management

AI Capabilities

Connectivity & Camera

Real-World Benefits for Users in Bangladesh

The MediaTek Dimensity 9400 brings real benefits for smartphone users in Bangladesh, especially where internet and cost can be challenges. Here’s how it helps:

1. Faster and Smarter AI Without the Cloud: With its on-device AI engine, tasks like voice commands, real-time translation, and AI suggestions happen almost instantly even with weak or slow internet. Users don’t have to depend on cloud processing, which reduces lag and makes using the phone smoother.
   

2. Better Privacy and Data Security: Sensitive information like chats, photos, and usage habits stay on the phone. Unlike cloud-based systems, this lowers the risk of data leaks and gives users more privacy and peace of mind.
   

3. Efficient Battery Use During Heavy Tasks: Whether gaming, live-streaming, or editing videos, the Dimensity 9400 manages power efficiently with its 3nm technology. This means longer battery life and fewer trips to the charger.
   

4. Affordable Flagship Features: Phones with MediaTek chips are usually cheaper than Snapdragon phones. Bangladeshi users can enjoy strong performance, AI features, better graphics, and advanced camera tools without paying too much.
   

5. Better Camera and Content Creation: With a strong Image Signal Processor and support for 18-bit RAW capture, the Dimensity 9400 improves photo and video quality. On-device AI helps with noise reduction, color accuracy, and scene optimization so users can create professional-looking content directly from their phones.
   

6. Smoother Everyday Use: The chipset ensures apps open faster, multitasking is smooth, and the system feels more responsive. Even mid-range smartphones with this chip feel like premium devices in daily use.

Limitations & Where the Snapdragon 8 Still Holds the Edge

While the MediaTek Dimensity 9400 impresses with its on-device AI performance and efficiency, there are some areas where the Snapdragon 8-series chips still have an edge:

1. Single-Core Performance: Snapdragon’s high-speed cores often perform better in single-core tasks. Apps that rely on one fast core, like certain games, productivity apps, or older software, may run a little smoother on Snapdragon devices.
   

2. Ecosystem and Software Optimization: Snapdragon is more widely used around the world, especially in the US, Europe, and some Asian countries. This means better drivers, smoother game performance, and more regular updates. Developers often optimize apps for the Snapdragon first, which can give it a slight advantage in performance and stability.
   

3. Thermal Management in Small Phones: Even with its advanced design, Dimensity 9400 phones in small, tight designs can heat up under long gaming or benchmark sessions. Some Snapdragon phones handle heat better and can maintain high performance for longer.
   

4. Availability, Pricing, and After-Sales Support: Snapdragon phones often have premium branding, better after-sales support, and more accessories available in Bangladesh. Dimensity 9400 phones can sometimes be harder to import and may have limited warranty or service options, which is important for long-term use.
   

5. Brand Perception and Market Influence: Snapdragon chips are seen as reliable and proven, thanks to their long presence in flagship smartphones. This affects buying decisions in places where brand trust and resale value matter.

Final Thoughts

MediaTek’s Dimensity 9400 and the improved 9400+ are not just small upgrades. They bring a big jump in on-device AI for Android phones. With advanced manufacturing, powerful AI processors, and better CPU and GPU performance, they offer smart features like agentic AI and efficient ray tracing. This means Bangladeshi users can enjoy advanced features without using too much battery or internet data.

Phones with Dimensity 9400+ will set new standards. You can expect smarter cameras, smoother gaming, stronger privacy, and longer battery life. Cloud-only AI is becoming less important because on-device AI is taking the lead.