Overview | Commercial-grade Mini PC that fits anywhere you work
The HP Pro Mini 400 provides users with the commercial-grade performance, security, and the flexible deployment capabilities needed for small, varied workspaces. This reliable, ultra-small PC is powered to handle mainstream enterprise and SMBs with an Intel® processor and protected with always-on security you can trust.
Latest Intel® processor
Accomplish everything from minor tasks to complex projects with the latest Intel® processor.
Protected by HP Wolf Security
HP Wolf Security for Business creates a hardware-enforced, always-on, resilient defense.
Flex ports for easy expansion
Configure or expand your Mini your way with flex ports for legacy or clean desk connectivity.
Help protect our shared future
A high-efficiency power supply and molded pulp packaging6 help reduce the impact on the environment
Features | Windows 11
Work anywhere without compromising on performance or security with Windows 11 powered by HP's collaboration and connectivity technology.
High performance, high portability
Get the exceptional combination of responsive performance, connectivity and speed with a 12th Gen Intel® Core™ processor that lets you launch, create, and connect fast and reliably.
Security is your top priority
The HP Wolf Pro Security Edition provides preconfigured enterprise-level PC protection for small and medium sized businesses.
Advanced wireless connectivity
Get a premium connectivity experience, even in crowded wireless networks, with a fast, reliable wireless connection. This Pro Mini 400's gigabit data rate Wi-Fi 6E wireless LAN module supports HP Extended Range Wireless LAN.
Automatic recovery from firmware attacks
Firmware attacks can completely devastate your PC. Stay protected with HP's self-healing BIOS - HP Sure Start Gen7 automatically recovers the BIOS from malware, rootkits, or corruption.
Work without interruption
Keep productivity high and downtime low with the fully integrated and automated features of the HP BIOSphere Gen6 firmware ecosystem. Your PCs have extra protection thanks to automatic updates and security checks.
- General Information
- Manufacturer
- HP Inc.
- Manufacturer Website Address
- http://www.hp.com
- Brand Name
- HP
- Product Series
- Pro Mini 400 G9
- Product Type
- Desktop Computer
- Processor
- Processor Manufacturer
- Intel
- Processor Type
- Core i5
- Processor Generation
- 12th Gen
- Processor Model
- i5-12500T
- Processor Core
- Hexa-core (6 Core)
- Processor Speed
- 2 GHz
- Maximum Turbo Speed
- 4.40 GHz
- L3 Cache
- 18 MB
- vPro Technology
- Yes
- Processor Threads
- 12
- Chipset
- Chipset Manufacturer
- Intel
- Chipset Model
- Q670
- Memory
- Standard Memory
- 16 GB
- Maximum Memory Supported
- 64 GB
- Memory Technology
- DDR4 SDRAM
- Memory Configuration
- 1 x 16GB
- Number of Total Memory Slots
- 2
- Number of Occupied Memory Slots
- 1
- Storage
- Drive Type
- SSD
- Total Solid State Drive Capacity
- 512 GB
- Solid State Drive Interface
- PCI Express NVMe 4.0
- SSD Form Factor
- M.2
- Display & Graphics
- Graphics Controller Manufacturer
- Intel
- Graphics Controller Model
- UHD Graphics 770
- Graphics Memory Technology
- DDR4 SDRAM
- Graphics Memory Accessibility
- Shared
- Network & Communication
- LAN Manufacturer
- Intel
- LAN Model
- I219-LM
- Ethernet Technology
- Gigabit Ethernet
- Wireless LAN
- Yes
- Wireless LAN Standard
- IEEE 802.11ax
- Bluetooth
- Yes
- Input Devices
- Keyboard Localization
- English
- Interfaces/Ports
- HDMI (Rear)
- Yes
- Total Number of USB Ports
- 6
- Number of USB 3.2 Gen 1 Ports
- 2
- Number of USB 3.2 Gen 2 Ports
- 3
- Number of USB 3.2 Gen 2x2 Type-C Ports
- 1
- Number Of Ethernet Ports
- 1
- Number of DisplayPort Outputs (Rear)
- 2
- DisplayPort (Rear)
- Yes
- Operating System
- Operating System Platform
- Windows
- Operating System
- Windows 11 Pro
- Operating System Language
- English
- Power Description
- Input Voltage
- 120 V AC
- 230 V AC
- Maximum Power Supply Wattage
- 90 W
- Frequency
- 50 Hz
- 60 Hz
- Physical Characteristics
- Form Factor
- Mini PC
- Height
- 1.3"
- Width
- 7"
- Depth
- 6.9"
- Weight (Approximate)
- 3.13 lb
- Miscellaneous
- Package Contents
- Pro Mini 400 G9 Desktop PC
- Keyboard
- Mouse
- Power Adapter
- Features
- Security Slot
- Tool-less Access
- Dust Filter
- Low Halogen
- Energy Star
- Yes
- Environmentally Friendly
- Yes
- Environmental Certification
- Electronic Product Environmental Assessment Tool Gold (EPEAT Gold)
- Environmental Compliance
- Restriction of Hazardous Substances (RoHS)
- Waste Electrical and Electronic Equipment Directive (WEEE)
