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Small black desktop box 17.7 by 17.5 by 3.4 cm with wired keyboard and mouse

HP

HP Pro 400 G9 Mini PC Core i3-13100T 16GB 512GB NVMe Windows 11 Pro

SKU CH-VGJ7-89N10

A compact Mini PC with a quad-core Intel i3-13100T, 16 GB DDR4, 512 GB NVMe storage, Wi-Fi 6E and Windows 11 Pro

  • TypeStudent / Home Office
  • UsageConsumer
  • ProcessorIntel Core i3-13100T
  • Processor Main Features64 bit Quad-Core Processor
  • Memory16GB DDR4
  • Storage512GB
  • Quad-core Intel Core i3-13100T reaches 4.2 GHz turbo for responsive multitasking
  • 16 GB DDR4 memory keeps multiple business applications running smoothly
  • 512 GB NVMe SSD delivers fast boot and quick file access
  • Wi-Fi 6E plus Gigabit Ethernet provides flexible, high-speed connectivity
  • Compact 17.7 x 17.5 x 3.4 cm mini chassis fits tight workspaces

Compact Desktop for Home and Office

The HP Pro 400 G9 Mini is a new desktop computer built for students and home-office users who need a small, quiet system for everyday tasks. It ships with Windows 11 Pro, a wired keyboard and a wired mouse so it is ready to use straight away. The 3.4 cm thin chassis fits behind a monitor or on a crowded desk without taking up valuable space.

512 GB NVMe SSD for Fast Boot and Load Times

The single specification that decides suitability is the 512 GB NVMe solid-state drive, which provides quick operating-system starts and responsive application launches. Users who work with large media libraries or multiple virtual machines will find the capacity limiting and should plan for external or cloud storage. No additional internal drive bays are mentioned in the specifications.

Simple Setup with External Ports Only

Installation consists of connecting power, a display via HDMI or DisplayPort, and the included wired peripherals; no case opening or component seating is required. The 90 W power supply is integrated into the compact body, so there is no external brick to route. Buyers who want to upgrade memory or storage later must open the chassis themselves, which may be difficult in the tight Mini form factor.

Highlights

  • Quad-core Intel Core i3-13100T reaches 4.2 GHz turbo for responsive multitasking
  • 16 GB DDR4 memory keeps multiple business applications running smoothly
  • 512 GB NVMe SSD delivers fast boot and quick file access
  • Wi-Fi 6E plus Gigabit Ethernet provides flexible, high-speed connectivity
  • Compact 17.7 x 17.5 x 3.4 cm mini chassis fits tight workspaces

Specifications

BrandHP
ModelPro 400 G9
Part NumberDT5A8UA#ABA
TypeStudent / Home Office
UsageConsumer
ProcessorIntel Core i3-13100T
Processor Main Features64 bit Quad-Core Processor
Memory16GB DDR4
Storage512GB
AudioSound card - Integrated
EthernetGigabit Ethernet
Wireless CardWi-Fi 6E (802.11ax)
Power Supply90W
MonitorMonitor not included
KeyboardWired Keyboard
MouseWired Mouse
Operating SystemWindows 11 Pro
Windows 11Ready
CPU TypeIntel Core
Turbo Frequency4.2GHz
GPU/VGA TypeIntel UHD Graphics
Graphics CardIntel UHD Graphics
Graphics InterfaceIntegrated video
Memory Capacity16GB DDR4
Memory SpeedDDR4 3200
Memory Spec8 GB x 2
Memory Slot (Total)2
Memory Slot (Available)0
Memory Slots (Available/Total)0/2
Maximum Memory Supported64 GB
SSD512 GB
HDDNo
Storage Spec512GB NVMe SSD
Optical Drive TypeNo
Screen SizeNo Screen
LAN ChipsetIntegrated
LAN Speed10/100/1000Mbps
WLAN802.11ax Wireless LAN
WiFi GenerationWi-Fi 6E
BluetoothBluetooth 5.3
Front USB3
Front Audio Ports1
Video Ports1 x HDMI, 2 x DisplayPort
Rear USB3
RJ451 port
Keyboard TypeWired Keyboard
Mouse TypeWired Mouse
Dimensions (H x W x D)6.89 x 6.97 x 1.34 in
Weight3.13 lb
Package TypeRetail

Questions about this item

What does the 4.2 GHz turbo frequency mean for everyday workloads on this Core i3-13100T?

The quad-core processor reaches 4.2 GHz when thermal headroom allows, giving short bursts of extra speed for snappy app launches and web browsing before settling back to the 2.5 GHz base.

How does the Wi-Fi 6E (802.11ax) connection perform in a crowded office?

Wi-Fi 6E adds the 6 GHz band, reducing interference from neighbouring networks and keeping latency low for video calls and cloud file syncs.

Will the 17.7 x 17.5 x 3.4 cm chassis fit behind a standard VESA-mounted monitor?

Yes, the Mini form factor is designed for VESA mounting brackets, so it tucks neatly behind compatible displays without extra desk space.

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