HP Pro Mini 400 G9 Desktop PC with Intel Core i7-14700T and 16GB DDR5 RAM
The HP Pro Mini 400 G9 Desktop PC delivers enterprise-grade computing power in an ultra-compact form factor. Powered by the 14th Generation Intel Core i7-14700T processor with 20 cores, 28 threads, and up to 5.0 GHz turbo speed, this mini PC is engineered for demanding business workloads, hybrid work environments, and multitasking professionals. With 16GB DDR5-4800 MHz RAM (expandable to 32GB), Intel vPro technology, and Wi-Fi 6E connectivity, it combines powerful performance with robust security in a design that fits seamlessly into any workspace.
Why You'll Love the HP Pro Mini 400 G9
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14th Gen Intel Core i7-14700T processor: 20 cores and 28 threads with up to 5.0 GHz turbo frequency for lightning-fast performance
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16GB DDR5-4800 MHz RAM: Expandable to 32GB for seamless multitasking and future-proofing your investment
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Intel vPro Technology: Enterprise-level remote management, hardware-based security, and advanced manageability
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Ultra-compact design: Just 3.4 inches tall and 3.09 lbs, fits under monitors or mounts behind displays
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Wi-Fi 6E and Bluetooth 5.3: Fast, reliable wireless connectivity even in crowded network environments
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HP Wolf Security for Business: Always-on, hardware-enforced protection from BIOS to browser
Powerful Performance for Business and Beyond
At the heart of the HP Pro Mini 400 G9 is the Intel Core i7-14700T processor, featuring 8 performance cores and 12 efficiency cores for a total of 20 cores and 28 threads. With a base frequency of 1.3 GHz on P-cores and turbo speeds up to 5.0 GHz, this processor handles everything from video conferencing and data analysis to complex spreadsheets and multi-application workflows with ease. The 33MB L3 cache ensures smooth, responsive performance across demanding business applications.
Paired with 16GB of DDR5-4800 MHz RAM, you can effortlessly switch between communication platforms, productivity software, and business-critical applications. Memory is expandable up to 32GB via two SO-DIMM slots, giving you room to grow as your needs evolve.
Ultra-Compact, Flexible Deployment
Measuring just 17.7 x 17.5 x 3.4 cm and weighing only 1.4 kg (3.09 lbs), the HP Pro Mini 400 G9 redefines workspace flexibility. Its horizontal orientation allows it to slide seamlessly under monitors, mount behind displays using optional HP mounting kits, or integrate into custom furniture solutions. This space-saving design is perfect for hot-desking environments, small offices, reception areas, digital signage, and kiosk applications where every centimetre counts.
Despite its compact size, the Pro Mini 400 G9 is built to last. It's designed to pass 120,000 hours of HP Total Test Process and undergoes MIL-STD 810 testing, ensuring durability and reliability in demanding business environments.
Advanced Connectivity for Modern Workflows
The HP Pro Mini 400 G9 is equipped with comprehensive connectivity options to keep you productive:
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Front ports: 1 x USB Type-C 20Gbps (with 15W Power Delivery), 2 x USB Type-A 10Gbps (1 with charging), 1 x combo audio jack
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Rear ports: 2 x DisplayPort 1.4, 1 x HDMI 2.1, 1 x RJ-45 Gigabit Ethernet, 1 x USB Type-A 10Gbps, 2 x USB Type-A 5Gbps, 2 x configurable Flex Ports
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Wireless: Wi-Fi 6E (802.11ax) for gigabit-class speeds in the 6GHz band, Bluetooth 5.3
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Expansion: M.2 2280 slot for PCIe Gen 4 SSD storage, M.2 2230 slot for WLAN
Support for triple 4K displays via HDMI 2.1 and dual DisplayPort 1.4 outputs makes the Pro Mini 400 G9 ideal for professionals who need expansive screen real estate for productivity, design work, or data visualisation.
Enterprise-Grade Security and Manageability
Security is built into every layer of the HP Pro Mini 400 G9. Intel vPro Technology enables IT administrators to remotely manage, update, and troubleshoot devices, even when powered off. HP Wolf Security for Business provides hardware-enforced, always-on protection including:
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TPM 2.0 Embedded Security Chip: Common Criteria EAL4+ and FIPS 140-2 Level 2 certified
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HP Sure Start Gen7: Self-healing BIOS that automatically recovers from attacks
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HP Sure Sense: AI-powered malware detection
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HP Sure Click: Hardware-isolated browsing protection
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HP BIOSphere Gen6: Advanced firmware protection
Designed for Sustainability
HP prioritises sustainability in product design. The Pro Mini 400 Desktop PC features a high-efficiency 90W power supply, uses 30% ocean-bound plastic in the speaker enclosure, and ships in molded-pulp packaging. It's EPEAT registered and ENERGY STAR certified, helping reduce your environmental footprint.
Whisper-Quiet Operation
Certified by TUV for ultra-low noise on select configurations, the HP Pro Mini 400 G9 features HP Run Quiet Design that finely tunes fan speeds for whisper-quiet operation. Focus on your work without distractions from operational noise, making it ideal for open-plan offices, quiet workspaces, and client-facing environments.
What's in the Box
- HP Pro Mini 400 G9 Desktop PC
- 90W power adapter
- Power cable
- Documentation
Full Specifications
Processor
| Processor |
Intel Core i7-14700T (14th Gen) |
| Cores / Threads |
20 cores (8 P-cores + 12 E-cores) / 28 threads |
| Base Frequency |
0.9 GHz E-core / 1.3 GHz P-core |
| Max Turbo Frequency |
Up to 3.7 GHz E-core / Up to 5.0 GHz P-core |
| Cache |
33 MB L3 cache |
| vPro Support |
Yes |
Memory & Storage
| Memory |
16GB DDR5-4800 MHz (1 x 16GB) |
| Memory Slots |
2 x SO-DIMM slots |
| Maximum Memory |
32GB |
| Storage (This Configuration) |
Varies by configuration |
| Storage Type |
M.2 2280 PCIe Gen 4 NVMe SSD |
Graphics
| Graphics |
Intel UHD Graphics 770 (integrated) |
| Display Support |
Up to 3 displays (triple 4K) |
Connectivity
| Wireless |
Wi-Fi 6E (802.11ax), Bluetooth 5.3 |
| Ethernet |
Intel I219-LM 1 Gigabit LAN (vPro) |
| Video Outputs |
2 x DisplayPort 1.4, 1 x HDMI 2.1 |
| USB Type-C (Front) |
1 x USB Type-C 20Gbps (15W PD) |
| USB Type-A (Front) |
2 x USB Type-A 10Gbps (1 with charging) |
| USB Type-A (Rear) |
1 x 10Gbps, 2 x 5Gbps |
| Audio |
1 x combo audio jack (headphone/microphone) |
| Flex Ports |
2 x configurable (VGA, Serial, HDMI, DisplayPort, USB-C, Dual USB-A) |
System
| Operating System |
Windows 11 Pro (64-bit) |
| Chipset |
Intel Q670 |
| Security |
TPM 2.0, HP Wolf Security, HP Sure Start Gen7, HP Sure Sense, HP Sure Click |
Power & Physical
| Power Supply |
90W external adapter |
| Dimensions (W x D x H) |
17.7 x 17.5 x 3.4 cm |
| Weight |
1.4 kg (3.09 lbs) |
| Colour |
Black |
Environmental
| Certifications |
EPEAT registered, ENERGY STAR certified, TUV Ultra-Low Noise |
| Sustainability |
30% ocean-bound plastic in speaker enclosure, molded-pulp packaging |
| Testing |
MIL-STD 810, 120,000 hours HP Total Test Process |
Warranty
| Standard Warranty |
1 year parts, labour, and on-site repair |
Specifications are sourced from the official manufacturer product page and may be updated.
