Intel Core Ultra X9 388H

Specifications

Cores: 16
Threads: 16
Base clock: 2.1 GHz
Boost clock: 5.1 GHz
Cache: 192 KB (per core) | 3 MB (per core) | 18 MB (shared)
TDP: 25 W
Socket: BGA2540
Integrated graphics: Arc B390
Process: 3 nm
Memory support: LPDDR5X
Released: 2026-01-05

Intel · Other Intel

Intel Core Ultra X9 388H

CPU part numbers QQ807293B9B40E3 / QQ807293B9B4585

Production processors SA4QW

Other Intel 2026End of life

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12-month warrantyPowered up and tested before shipping. If it fails within a year, we replace it.

Part numbers & S-Spec

Part number	S-Spec
QQ807293B9B40E3Tray · B0	SA4QW

Overview

Intel Core Ultra X9 388H: ultra-efficient 16-core mobile processor for premium business laptop and compact system builds.

Purpose-built for OEM integration into thin-and-light enterprise notebooks, this chip balances sustained performance with a 25W envelope—ideal for systems prioritizing thermal management and battery life without sacrificing multi-threaded capability. Every unit ships fully powered-up and function-tested against its part number and S-Spec designation, with 12-month warranty coverage; ZHPAY supplies both single units and volume/OEM quantities on request.

Powered up & tested before shippingVerified against part number & S-Spec12-month warranty

This overview was AI-assisted and human-reviewed. Specifications reflect tested and official data.

Related processors

Intel (other) · BGA2540

Intel Core Ultra X9 388H

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