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HP Pro Mini 400 G9 Intel® Core™ i5 i5-14400T 16 GB DDR5-SDRAM 512 GB SSD Windows 11 Pro Mini PC Black

HP Pro Mini 400 G9, Intel® Core™ i5, i5-14400T, 16 GB, DDR5-SDRAM, 512 GB, Windows 11 Pro

Best offerPrice trend

£696

-18%
Price trend
Detailed analysis ›
Price history of HP Pro Mini 400 G9 Intel® Core™ i5 i5-14400T 16 GB DDR5-SDRAM 512 GB SSD Windows 11 Pro Mini PC Black over the last 3 months
DatePrice
26 September 2026£845
26 September 2026£705
29 September 2026£706
29 September 2026£705
2 October 2026£701
2 October 2026£701
4 October 2026£701
12 October 2026£696
13 October 2026£696
14 October 2026£696

Compare HP Pro Mini 400 G9 Intel® Core™ i5 i5-14400T 16 GB DDR5-SDRAM 512 GB SSD Windows 11 Pro Mini PC Black prices UK

Product Information

HP Pro Mini 400 G9. Processor family: Intel® Core™ i5, Processor model: i5-14400T. Internal memory: 16 GB, Internal memory type: DDR5-SDRAM, Memory clock speed: 4800 MHz. Total storage capacity: 512 GB, Storage media: SSD. On-board graphics card model: Intel UHD Graphics 730. Wi-Fi. Operating system installed: Windows 11 Pro. Power supply: 90 W. Chassis type: Mini PC. Product type: Mini PC. Weight: 1.42 kg. Product colour: Black

PCs/Workstations HP

Product

Name
HP Pro Mini 400 G9 Intel® Core™ i5 i5-14400T 16 GB DDR5-SDRAM 512 GB SSD Windows 11 Pro Mini PC Black
Brand
HP

Processor

Processor family
Intel® Core™ i5
Processor manufacturer
Intel
Processor model
i5-14400T
Processor generation
Intel® Core™ i5 (14th gen)
Processor cores
10
Processor threads
16
Processor boost frequency
4.5 GHz
Performance cores
6
Efficient cores
4
Performance-core Max Turbo Frequency
4.5 GHz
Efficient-core Max Turbo Frequency
3.2 GHz
Performance-core base frequency
1.5 GHz
Efficient-core base frequency
1.1 GHz
Processor cache
20 MB
Processor cache type
L3
Processor base power
35 W
Maximum turbo power
82 W

Memory

Internal memory
16 GB
Maximum internal memory
64 GB
Internal memory type
DDR5-SDRAM
Memory layout (slots x size)
1 x 16 GB
Memory slots
2x DIMM
Memory clock speed
4800 MHz
Memory data transfer rate
4800 MT/s

Ports & interfaces

USB 2.0 ports quantity
0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
3
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
0
Thunderbolt 3 ports quantity
0
HDMI ports quantity
1
USB 3.2 Gen 2x2 Type-C ports quantity
1
HDMI version
2.1
DisplayPorts quantity
2
DisplayPort version
1.4
Ethernet LAN (RJ-45) ports
1
Microphone in
Yes
Combo headphone/mic port
Yes

Power

Power supply
90 W
Power supply input voltage
100 - 240 V
Power supply input frequency
50/60 Hz

Operational conditions

Operating temperature (T-T)
10 - 35 °C
Operating relative humidity (H-H)
10 - 90%

Weight & dimensions

Width
177 mm
Depth
175 mm
Height
177 mm
Weight
1.42 kg
Package width
498 mm
Package depth
235 mm
Package height
132 mm
Package weight
3.4 kg

Network

Ethernet LAN
Yes
Wi-Fi
Yes
Ethernet LAN data rates
10,100,1000 Mbit/s
Top Wi-Fi standard
Wi-Fi 6E (802.11ax)
Wi-Fi standards
Wi-Fi 6E (802.11ax)
WLAN controller manufacturer
Intel
WLAN controller model
Intel Wi-Fi 6E AX211
Antenna type
2x2
Bluetooth
Yes
Bluetooth version
5.3

Software

Operating system installed
Windows 11 Pro

Storage

Total storage capacity
512 GB
Optical drive type
No
Storage media
SSD
Number of storage drives installed
1
Total SSDs capacity
512 GB
Number of SSDs installed
1
SSD capacity
512 GB
SSD interface
PCI Express
NVMe
Yes
SSD form factor
M.2

Other features

UNSPSC-code
43211507

Graphics

Discrete graphics card
No
On-board graphics card
Yes
Discrete graphics card model
Not available
On-board graphics card model
Intel UHD Graphics 730
On-board GPU manufacturer
Intel
On-board graphics card family
Intel® UHD Graphics

Packaging content

Mouse included
Yes
Mouse connectivity
Wired
Keyboard included
Yes
Keyboard connectivity
Wired
Input device model
HP 125 Wired Mouse

Processor special features

Intel® Turbo Boost Technology
Yes

Design

Chassis type
Mini PC
Product colour
Black
Colour name
Jack black
Number of 2.5" bays
1
Introduction year
2025

Performance

Product type
Mini PC
Market positioning
Proven productivity
Motherboard chipset
Intel Q670
Audio chip
Realtek ALC3252
Password protection
Yes
Password protection type
BIOS, Power on
Trusted Platform Module (TPM)
Yes
Trusted Platform Module (TPM) version
2.0

Technical details

General Product Safety Regulation (GPSR) URL
https://support.hp.com/us-en/document/ish_6126692-6126777-16?openCLC=true

Brand-specific features

HP Support Assistant
Yes
HP Security tools
Trusted Platform Module TPM 2.0 Embedded Security Chip shipped with Windows 10 (Common Criteria EAL4+ Certified)(FIPS 140-2 Level 2 Certified); HP Secure Erase; HP Sure Click; HP Sure Sense; Absolute Persistence module; HP Sure Admin; HP BIOSphere Gen6; HP Tamper Lock; HP Sure Start Gen7; HP Platform Certificate On Device Installation
HP Management tools
HP Client Catalog (download); HP Driver Packs (download); HP Image Assistant (download); HP Client Management Script Library (download); HP Connect for Microsoft Endpoint Manager; HP Manageability Integration Kit (download); HP Patch Assistant (download)
HP Software provided
HP Notifications; HP PC Hardware Diagnostics UEFI; HP Connection Optimizer; HP Privacy Settings; HP PC Hardware Diagnostics Windows; HP Desktop Support Utilities; MyHP; HP QuickDrop; HP Easy Clean; HP Easy Clean Keyboard Drive
HP segment
Business
HP GTIN (EAN/UPC)
199642200159

Sustainability

Sustainability certificates
ENERGY STAR, EPEAT

Display

Display included
No

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