MediaTek Dimensity 8400 Ultimate

Chipset overview

MediaTek Dimensity 8400 Ultimate is the name Infinix uses for the 5G processor in the GT 50 Pro. MediaTek publishes detailed platform specifications under Dimensity 8400, without a separate Ultimate datasheet. The Dimensity 8400 platform is a 4nm premium mobile SoC with eight Arm Cortex-A725 CPU cores, Mali-G720 MC7 graphics, an integrated 5G-Advanced modem, LPDDR5X memory and UFS 4 storage support. It also supports high-refresh WQHD+ displays, MediaTek Imagiq 1080 camera processing and gaming technologies. Phone-level features, cooling and storage implementations can differ from the platform specifications.

Key specifications

Manufacturer
MediaTek
Positioning
Premium 5G mobile SoC for performance-focused smartphones
CPU configuration
Octa-core: 1x Arm Cortex-A725 + 3x Arm Cortex-A725 + 4x Arm Cortex-A725
CPU clock speeds
Eight Cortex-A725 cores; maximum CPU clock up to 3.25GHz (per-cluster clocks not specified)
GPU
Arm Mali-G720 MC7
Manufacturing process
4nm
Modem / connectivity
Integrated 5G-Advanced modem; 3GPP Release 16, sub-6GHz, up to 3CC carrier aggregation and 5.17Gbps peak downlink
Cellular support
5G and 4G; SA/NSA 5G; 5G/4G Dual SIM Dual Active
RAM support
LPDDR5X up to 8533Mbps
Storage support
UFS 4 + MCQ
Maximum display support
WQHD+ up to 144Hz; dual-screen support
Camera / ISP
MediaTek Imagiq 1080 ISP; up to 320MP camera sensor or three 32MP streams at 30fps; QPD remosaic and HDR video across the zoom range
Video support
Up to 4K at 60fps capture; H.264/H.265 encoding; H.264/H.265, VP9 and AV1 playback up to 4K at 60fps
Wi-Fi / Bluetooth
Wi-Fi 6E (2T2R); Bluetooth 5.4
Other capabilities
MediaTek NPU 880, Dimensity Agentic AI Engine, HyperEngine MAGT 3.0, MediaTek Frame Rate Converter, Network Observation System and UltraSave 3.0+

Performance and everyday use

The Dimensity 8400 platform uses eight Cortex-A725 cores on a 4nm process, Mali-G720 MC7 graphics and LPDDR5X memory support. This architecture targets responsive multitasking, demanding apps, photography and premium mobile gaming. MediaTek publishes the detailed technical specifications as Dimensity 8400; Infinix uses the Ultimate name for its GT 50 Pro implementation. Actual speed and sustained behavior depend on the phone’s cooling, memory, software and workload.

Is MediaTek Dimensity 8400 Ultimate good for gaming?

The Mali-G720 MC7 GPU, MediaTek Frame Rate Converter and HyperEngine MAGT 3.0 support demanding mobile games. MediaTek also describes hardware ray-tracing capability, but support depends on individual games and devices. The Infinix GT 50 Pro adds its own cooling and gaming features; its promotional frame-rate claims should not be treated as universal chipset performance. Choose settings according to the game and phone, since sustained results vary with cooling and software.

Phones with MediaTek Dimensity 8400 Ultimate

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Frequently asked questions

Is MediaTek Dimensity 8400 Ultimate 5G?

Yes. Infinix uses the Ultimate name for a 5G processor in the GT 50 Pro. MediaTek lists an integrated 5G-Advanced modem for the Dimensity 8400 platform, alongside 4G support.

What CPU and GPU does Dimensity 8400 Ultimate use?

MediaTek publishes the Dimensity 8400 platform with eight Arm Cortex-A725 CPU cores, up to 3.25GHz overall, and an Arm Mali-G720 MC7 GPU. Infinix markets its GT 50 Pro processor as Dimensity 8400 Ultimate.

Is Dimensity 8400 Ultimate good for gaming?

It is positioned for demanding mobile gaming, with Mali-G720 MC7 graphics and MediaTek gaming technologies. Actual frame rates depend on the phone, game, settings, cooling and software.

Which phones use Dimensity 8400 Ultimate?

Infinix identifies the GT 50 Pro as using Dimensity 8400 Ultimate. The phone cards on this page come dynamically from the current PhonicSpecs chipset relationships.

Sources