The comparison b/w two 8-core processors: Qualcomm Snapdragon 8 Elite (Gen 4) (with Adreno 830 graphics) and MediaTek Dimensity 9400 (Mali-G925 Immortalis MP12). Here you can find the pros and cons of each chip, technical specs, and comprehensive tests in benchmarks, like AnTuTu and Geekbench 6. Also both chip support AI (Artificial Intelligent) Like Google Gemini and ChatGPT.

Snapdragon 8 Elite Mobile Platform

Introduction

The Snapdragon 8 Elite Mobile Platform represents the pinnacle of Snapdragon innovation—our industry-leading mobile platform. With Qualcomm Oryon CPU debuting in our mobile roadmap, we are delivering unprecedented performance. This significance deserves a new, special, most premium variant of our leading 8 series—Snapdragon 8 Elite.

Snapdragon 8 Elite is performance transformed, revolutionizing your on-device experiences with our powerhouse Qualcomm Oryon CPU—built from the ground up. Get support for multimodal Gen AI at your fingertips and a suite of flagship experiences, including an AI-powered camera that redefines photography, raw power for revolutionary gaming, and studio-quality audio—all backed by AI-enhanced 5G and Wi-Fi 7.

Powerhouse Qualcomm Oryon CPU defines a new mobile era

The first-in-mobile Qualcomm Oryon CPU delivers a 45% performance boost, 44% greater power efficiency, and the mobile industry’s largest shared data cache. Our Qualcomm^® Adreno GPU with newly sliced architecture achieves 40% enhanced performance and 40% improved efficiency. System-wide, experience an overall power savings of 27%.

 Multimodal Gen AI at your fingertips 

The Qualcomm^® AI Engine boasts the fastest Qualcomm^® Hexagon NPU, delivering a 45% AI performance improvement and 45% better performance per watt. Plus, multimodal Gen AI support and longer token inputs will help you become an expert on any topic.

AI-powered camera redefines photography

Our AI ISP is directly fused with the Qualcomm^® Hexagon™ NPU to offer industry-leading camera features, like limitless Semantic Segmentation at 4K resolution. Plus, our on-device video object eraser, can remove unwanted elements from videos, while Insight AI provides real-time skin and sky adjustments to create more natural color and lighting in uncertain conditions.

Power and efficiency for revolutionary gaming

Mobile-first support for Unreal Engine 5’s Nanite solution enables astonishing film-quality 3D environments in smartphone gaming—while maximizing efficiency. Plus, support for Unreal’s Chaos Physics Engine delivers lifelike object interactions and simulations, even in complex scenes.

Studio-quality audio

Our Snapdragon Sound™ Technology Suite with Qualcomm^® aptX™ Lossless Technology delivers up to 24-bit 48kHz bluetooth music streaming and up to 24-bit 96kHz Wi-Fi music streaming. Qualcomm^® Expanded Personal Area Network (XPAN) technology enables whole-building untethered audio coverage — aided by ultra-low power Wi-Fi 7.

Fully integrated, AI-enhanced connectivity 

The Snapdragon X80 5G Modem-RF System with a dedicated AI tensor accelerator achieves multi-gigabit 5G speeds in more places with the first 4×6 MIMO solution, and 30% more accurate location positioning. And, our 40% more efficient Qualcomm^® FastConnect™ 7900 Mobile Connectivity System is the first to integrate Wi-Fi ranging, Bluetooth^® wireless technology, and UWB proximity technologies for object tracking, building access control, and more.

MediaTek Dimensity 9400 

Introduction

Delivering next‑gen in all areas: An ultimate all big core CPU, new agentic AI, visually impressive raytraced mobile graphics, unmatched imaging, new foldable displays, and leading wireless technologies that enable you to connect more than ever before. It’s not magic, but you’ll think it must be.

From entry‑to‑flagship, the MediaTek Dimensity series powers incredible 5G smartphones for everyone.

Ultimate All Big Core CPU

Our 2^nd generation all big core design continues to lead the industry with an even bigger big core – the Arm Cortex-X925 – that accelerates single threaded performance to new extremes with a 15% IPC increase over the previous generation Cortex-X.

• New Arm Cortex-X925 CPU at 3.62GHz
• Up to +35% faster single core performance*
• Up to +28% faster multicore performance*

The Armv9.2 advantage

The Dimensity 9400 is the only flagship 5G smartphone chip that offers the latest Armv9.2 CPU advantage. Our close collaboration with Arm allows MediaTek to embrace the latest CPU technologies as early as possible, bringing new architectural enhancements to global markets first.

Unmatched Power Efficiency

By combining the latest 2^nd generation TSMC 3nm process, with large in-chip caches and MediaTek’s industry-leading power control expertise, the Dimensity 9400 delivers more performance per milliwatt than ever before, uplifting the epic experiences of flagship smartphones.

• Up to 40% more power-efficiency*

#1 Android UX

All the performance this incredible chip harnesses must be at the ready all the time. We’ve tailored performance and power control to act immediately to the fast fingers of a seasoned smartphone user, whether it’s multitasking between dozens of apps, flicking between all your messages, keeping up with your social streams, or the rapid response to an in-game battle. You won’t find better elsewhere.

• Touch response <100ms, activation response deviation <12ms, significantly improving control consistency
• Up to 35% faster app cold launch speed, even when the CPU is fully occupied*

Bigger CPU caches

The Dimensity 9400 increases the in-chip cache within its next-gen all big core CPU, increasing performance and overall power-efficiency by keeping more data closer to the processors.

• 100% more L2 cache*
• 50% more L3 cache*

Fastest smartphone memory

Support for new LPDDR5X 10667 – the fastest smartphone memory standard ensures our epic CPU, GPU and NPU are fed more data without delay.

Comparison

Specs & Features

AnTuTu 10

The AnTuTu Benchmark measures CPU, GPU, RAM, and I/O performance in different scenarios

Snapdragon 8 Elite (Gen 4) +6%      2797811

Dimensity 9400      2647012

Snapdragon 8 Elite (Gen 4)

• CPU: Qualcomm Oryon with ARMv9.2-A architecture, featuring 8 cores and up to 4.32 GHz clock speed.
• GPU: Adreno 830, offering 40% enhanced performance and power efficiency.
• Key Features:
  • AI-driven advancements, including a powerful Hexagon NPU and real-time image/video processing.
  • Gaming enhancements with Unreal Engine 5 support for high-quality 3D environments.
  • Studio-grade audio through Snapdragon Sound™ Technology and Wi-Fi 7 integration.
  • Connectivity improvements with AI-enhanced 5G and Wi-Fi technologies.
• Benchmarks: Higher single-core (3234) and multi-core (10059) GeekBench 6 scores. Superior AnTuTu performance, especially in memory efficiency.
• Innovations: Focuses on AI, gaming, and energy efficiency.

MediaTek Dimensity 9400

• CPU: Arm Cortex-X925 and Cortex-X4 cores under the Armv9.2 architecture, featuring larger caches and up to 3.62 GHz.
• GPU: Mali-G925 Immortalis MP12, clocked at 1612 MHz, excelling in ray tracing and efficiency.
• Key Features:
  • Industry-first support for the latest memory standard (LPDDR5X at 10667 MHz).
  • Improved user experience with faster app response times and touch feedback.
  • Power efficiency via advanced 3nm TSMC technology.
• Benchmarks: Competitive in GPU and UX, but slightly behind Snapdragon in overall scores.
• Innovations: Emphasizes high-efficiency computing and cutting-edge graphics.

Conclusion

The Snapdragon 8 Elite excels in performance, AI integration, and energy efficiency, making it a leader in flagship smartphone technology. Meanwhile, the Dimensity 9400 offers impressive efficiency, advanced memory support, and strong GPU capabilities, making it a compelling alternative for premium devices.

Source : Snapdragon 8 Elite, Dimensity 9400, Comparison.