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Small black tower desktop with wired keyboard and mouse

HP

HP Pro 400 G9 Desktop PC i5-14500 16GB 2TB SSD Windows 11 Pro

SKU CH-740N-Y56E9

Business desktop with 8-core Intel Core i5-14500, 16GB DDR5, 2TB NVMe SSD, Wi-Fi 6 and Windows 11 Pro

  • TypeStudent / Home Office
  • UsageConsumer
  • ProcessorIntel Core i5-14500
  • Processor Main Features64 bit 8-Core Processor
  • Memory16GB DDR5
  • Storage2TB
  • 8-core Intel i5-14500 reaches 5GHz turbo for responsive multitasking
  • 16GB DDR5 memory at 4800MHz handles multiple workloads smoothly
  • 2TB NVMe SSD provides fast storage access for files and apps
  • Wi-Fi 6 and Gigabit Ethernet give flexible wired or wireless connectivity
  • Windows 11 Pro with HP collaboration tools supports secure productivity

HP Pro 400 G9 SFF desktop

This small-form-factor PC is built around an Intel Core i5-14500 processor with 8 cores and a turbo frequency of 5 GHz. It ships with 16 GB of DDR5 memory at 4800 MHz and a 2 TB NVMe SSD, running Windows 11 Pro. The 240 W power supply and integrated Intel UHD Graphics complete a configuration aimed at home-office and student workloads.

Who this suits and who should look elsewhere

The system fits buyers who need a compact, ready-to-use desktop for everyday productivity, video calls and dual-display setups via HDMI and DisplayPort. It is not for users who require a discrete graphics card for 3D rendering or gaming, nor for anyone needing more than 64 GB of memory or a higher-wattage power supply for add-in cards.

The spec that decides fit

The 240 W power supply and small-form-factor chassis limit internal expansion to low-profile cards that stay within that power envelope. If your workflow demands a full-height GPU or multiple storage drives, this chassis will not accommodate them.

Highlights

  • 8-core Intel i5-14500 reaches 5GHz turbo for responsive multitasking
  • 16GB DDR5 memory at 4800MHz handles multiple workloads smoothly
  • 2TB NVMe SSD provides fast storage access for files and apps
  • Wi-Fi 6 and Gigabit Ethernet give flexible wired or wireless connectivity
  • Windows 11 Pro with HP collaboration tools supports secure productivity

Specifications

BrandHP
ModelPro 400 G9
Part Number9M8Q7AT
TypeStudent / Home Office
UsageConsumer
ProcessorIntel Core i5-14500
Processor Main Features64 bit 8-Core Processor
Memory16GB DDR5
Storage2TB
AudioSound card - Integrated
EthernetGigabit Ethernet
Wireless CardWi-Fi 6 (802.11ax)
Power Supply240W
MonitorMonitor not included
KeyboardWired Keyboard
MouseWired Mouse
Operating SystemWindows 11 Pro
Windows 11Ready
CPU Type#N/A
Turbo Frequency5GHz
GPU/VGA TypeIntel UHD Graphics
Graphics CardIntel UHD Graphics
Graphics InterfaceIntegrated video
Memory Capacity16GB DDR5
Memory SpeedDDR5 4800
Memory Spec8 GB x 2
Memory Slot (Total)2
Memory Slot (Available)0
Memory Slots (Available/Total)0/2
Maximum Memory Supported64 GB
SSD2 TB
HDDNo
Storage Spec2TB NVMe SSD
Optical Drive TypeNo
Screen SizeNo Screen
LAN ChipsetIntegrated
LAN Speed10/100/1000Mbps
WLAN802.11ax Wireless LAN
WiFi GenerationWi-Fi 6
BluetoothBluetooth 5.2
Front USB4
Front Audio Ports1
Video Ports1 x HDMI, 1 x DisplayPort
Rear USB5
RJ451 port
Rear Audio Ports1 port
Keyboard TypeWired Keyboard
Mouse TypeWired Mouse
Dimensions (H x W x D)10.63 x 2.74 x 12.12 in
Weight9.59 lb
Package TypeRetail
Package ContentsHP Pro 400 G9 PC, Wired Mouse, Wired Keyboard

Questions about this item

What are the dimensions and mounting requirements for the HP Pro 400 G9 Small Form Factor chassis?

The Pro 400 G9 uses a Small Form Factor chassis that fits standard SFF desk or shelf space and can be mounted with an optional HP VESA bracket; it ships with a 240 W internal power supply.

How do I install additional DDR5 memory in the Pro 400 G9, and which step is commonly missed?

Remove the side panel, insert the DDR5 4800 MHz module into an empty DIMM slot until the retention clips click, then replace the panel; the step often missed is seating the module fully so both clips engage.

When will the 2 TB NVMe SSD or the 240 W power supply need replacement in the Pro 400 G9?

The 2 TB NVMe SSD typically lasts several years under normal workloads; the 240 W power supply may need replacement after 5 to 7 years if the fan becomes noisy or voltages drift.

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