Model | HP Pro Mini 400 G9 Desktop PC |
Type | Mini Desktop PC |
Form Factor | Mini PC |
Processor | Intel Core i5-12500T (12th Gen) |
Processor Cores | 6 |
Base Clock Speed | 2.0 GHz |
Max Turbo Frequency | 4.4 GHz |
Cache | 18 MB Intel Smart Cache |
Chipset | Intel Q670 |
Memory (RAM) | 8 GB DDR4-3200 SODIMM |
Max Supported RAM | 64 GB |
Memory Slots | 2 SODIMM slots |
Storage Type | PCIe NVMe SSD |
Storage Capacity | 256 GB |
Graphics | Intel UHD Graphics 770 |
Audio | Integrated speaker |
Operating System | Windows 11 Pro |
Included Accessories | USB Keyboard and Mouse |
Power Supply | 90W external power adapter, 89% efficiency |
HP Pro Mini 400 G9 i5-12500T 8GB 256GB Mini PC



Key Benefits

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- Delivers enterprise-grade performance in a compact footprint ideal for space-limited workstations
- Comes preinstalled with Windows 11 Pro and includes keyboard and mouse for immediate deployment
- Equipped with advanced security features like HP Sure Start Gen7 and TPM 2.0 to protect business data
Product Overview
The HP Pro Mini 400 G9 is a compact desktop solution built for dependable performance and high security in professional environments. Powered by a 12th Generation Intel Core i5-12500T 6-core processor with speeds up to 4.4 GHz and 18MB Smart Cache, it ensures fast and efficient processing. With 8GB of DDR4-3200 memory and a 256GB PCIe NVMe SSD, users can expect rapid boot times and application responsiveness.
Its miniature 6.97 x 6.89 x 1.35-inch chassis is ideal for space-constrained setups, while dual M.2 expansion slots provide scalability. Connectivity includes Wi-Fi, Bluetooth, Gigabit Ethernet, and four USB 3.2 ports, covering a wide range of peripherals. A 90W power supply with 89% efficiency supports productivity with energy-conscious design.
Security is a key strength, featuring TPM 2.0, HP Sure Start Gen7, and HP BIOSphere Gen6. The system includes both a keyboard and mouse and runs on Windows 11 Pro, making it a full professional package out of the box.
Specifications
Product Overview
Wireless Features
Wi-Fi | Wi-Fi 6 (802.11ax) |
Bluetooth | Bluetooth 5.2 |
Wireless Card | Realtek RTL8852AE Wi-Fi 6 and Bluetooth combo (non-vPro) |
Compliance & Origin
Country of Origin | Mexico |
ENERGY STAR Certified | Yes |
EPEAT Registered | Yes |
TAA Compliant | Yes |
RoHS Compliance | Yes |
Advanced Security Features
TPM Support | Firmware TPM 2.0 (FIPS 140-2 Level 2 Certified) |
BIOS Security | HP Sure Start Gen7, HP BIOSphere Gen6 |
Data Protection | HP Sure Click, HP Sure Sense |
Tamper Detection | HP Tamper Lock |
Remote Device Lock | Absolute Persistence Module |
Secure Erase Feature | HP Secure Erase |
Interfaces
Front USB Ports | 2 x USB 3.2 Gen 2 Type-A |
Rear USB Ports | 2 x USB 3.2 Gen 1 Type-A |
Video Outputs | 1 x HDMI 2.1, 1 x DisplayPort 1.4 |
Audio Jack | 1 x Headphone/microphone combo |
Ethernet | 1 x Gigabit Ethernet (RJ-45) |
Expansion Slots | 1 x M.2 2230 (Wi-Fi), 1 x M.2 2280 (Storage) |
Physical & Environmental
Width | 6.97 in (177 mm) |
Depth | 6.89 in (175 mm) |
Height | 1.35 in (34.2 mm) |
Weight | 1.25 kg (2.76 lbs) |
Operating Temperature | 10°C to 35°C (50°F to 95°F) |
Operating Humidity | 10% to 90% RH (non-condensing) |
Power Input Voltage | 100 – 240 VAC, 50/60 Hz |
Cloud Management & Licensing
OS License Type | Windows 11 Pro OEM license |
HP Management Software | HP Client Management Script Library, HP Cloud Recovery |