HP Pro 400 G9 Mini Computer, Intel Core i5-12500T, 16GB RAM, 256GB PCIe SSD

Name: HP Pro 400 G9 Mini Computer, Intel Core i5-12500T, 16GB RAM, 256GB PCIe SSD
Brand: Unbranded
SKU: B0GX9JMB76

Status: HP Pro 400 G9 Mini Computer (Core i5-12500T 16GB mini PC): Unavailable on Amazon as of 2026-10-20 22:29 UTC. SpecPicks has no in-stock Core i5-12500T 16GB mini PC on file; an Amazon search for "Core i5-12500T 16GB mini PC" lists current offers with the same specs. eBay sellers may still list this model new or used.

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Bottom line: The HP Pro 400 G9 Mini Computer is a specs-and-price decision rather than a crowd-consensus one in the home ai / computer lab category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

Unavailable on Amazon as of 2026-10-20 22:29 UTC

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-20

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. About the author →

Pros & Cons

Pros

✓ Memory: 16GB DDR4 RAM; Hard Drive: 256GB M.2 PCIe NVMe SSD. Optical Drive: No.

Cons

✗ Check the listed dimensions, connectors and platform compatibility against your setup before ordering
✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

Operating systemWindows 11 ProProcessor12th Gen Intel Core i5-12500T (18 MB cache, 6 cores, 12 threads, 2.00 GHz to 4.40 GHz Turbo).ChipsetIntel Q670GraphicsIntegrated Intel UHD 770 GraphicsMemory16GB DDR4 RAMHard drive256GB PCIe NVMe TLC SSDWireless technologyRealtek RTL8852BE Wi-Fi 6 (2x2) and Bluetooth 5.2 comboPower supply90 W external power adapter, up to 89% efficiency, active PFCExternal I/O PortsFront: 1 headphone/microphone combo; 1 SuperSpeed USB Type-A 10Gbps signaling rate; 1 SuperSpeed USB Type-A 10Gbps signaling rate (charging); 1 SuperSpeed USB Type-C 20Gbps signaling…

SpecPicks Verdict

SpecPicks scored HP Pro 400 G9 Mini Computer using a rating × review-volume × price-fit model applied to published specs and reviews across the home ai / computer lab category. Compare with similarly-priced alternatives in the home ai / computer lab category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for home ai / computer lab of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

The Pro 400 G9 Mini Desktop Computer from HP provides users with the commercial-grade performance, security, and flexible deployment capabilities needed for small, varied workspaces. This system is powered by a 12th Gen Intel Core i5-12500T processor (18 MB cache, 6 cores, 12 threads, 2.00 GHz to 4.40 GHz Turbo).
Memory: 16GB DDR4 RAM; Hard Drive: 256GB M.2 PCIe NVMe SSD. Optical Drive: No.
HP Desktop Graphics: Intel UHD Graphics 770
Wi-Fi 6 (2x2) and Bluetooth combo. Front: 1 headphone/microphone combo; 1 SuperSpeed USB Type-A 10Gbps signaling rate; 1 SuperSpeed USB Type-A 10Gbps signaling rate (charging); 1 SuperSpeed USB Type-C 20Gbps signaling rate. Rear: 1 power connector; 1 RJ-45; 1 SuperSpeed USB Type-A 10Gbps signaling rate; 1 SuperSpeed USB Type-C 20Gbps signaling rate; 2 SuperSpeed USB Type-A 5Gbps signaling rate; 2 DisplayPort 1.4; 1 HDMI 2.1.
Operating system: Windows 11 Professional, English. Wired Keyboard and Mouse included. Adding a separately purchased VESA mount allows you to attach to walls, under desks, and even behind a monitor to create an all-in-one system, this business class desktop computer can fit almost anywhere.

Full Specifications

Brand	HP
Turbo	Yes
Memory	16GB DDR4 RAM; Hard Drive: 256GB M.2 PCIe NVMe SSD. Optical Drive: No.
RAM Type	DDR4 SDRAM
CPU Model	Core i5
CPU Speed	2 GHz
Cache Size	18 MB
Model Name	Pro Mini
Resolution	3840 x 2160
Unit Count	1 Count
Connectivity	Bluetooth, USB, WiFi
Model Number	400 G9
Video Output	DisplayPort, HDMI
Built-In Media	Computer
Connection Type	Wired
Processor Brand	Intel
Processor Count	12
Processor Speed	2 GHz
Total Usb Ports	7
CPU Model Number	Intel Core i5-12500T

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