9.2Our score 4 photosPerformance in Mini Size- Intel Core i7-12700T (12 cores, 20 threads) with 32GB DDR4 RAM handles demanding business applications, multitaski
Ranked #99 in Desktops · 4 things we like
Quick answer The HP Prodesk 400 Mini PC scores 9.2/10 with us. Amazon owners rate it 4.6 out of 5 across 21 reviews, above the 4.3 average of the 130 minis we track. It was listed from $888.99 to $1,549.00 on Amazon depending on the option when we last checked in September 2026. Key facts: operating system Windows 11 Pro, hard disk description SSD, video output interface HDMI.
Ultra Mini DesignEnlarge your workspace with this ultra-compact Mini Desktop PC (6.97" x 6.89" x 1.34"), designed to deliver strong performance without taking up valuable desk space, allows placement on a desk, behind a monitor, or in tight spaces for a clean workspace—ideal for office, home, or minimalist setups. Performance for Daily WorkPowered by Intel Core i7-12700T and 32GB DDR4 RAM, it handles multitasking, business software, and productivity tasks smoothly and efficiently. 1TB PCIe NVMe SSD, ensures quick boot times, fast file access, and seamless application performance.
Multi-Display ProductivityExtend workspace with HDMI 2.1 and dual DisplayPort 1.4—perfect for multi-screen workflows like finance, coding, and content creation. Quiet & ReliableEfficient thermal design keeps cool and quiet, ideal for offices, remote work, and study environments. More ConnectEquipped with Wi-Fi, Blue
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| Operating System | Windows 11 Pro |
|---|---|
| Specific Uses For Product | Education, Everyday Use, Student |
| Personal Computer Design Type | Mini PC |
| Hard Disk Description | SSD |
| Hardware Interface | Bluetooth, DisplayPort, Ethernet, HDMI, USB, USB Type C |
| Video Output Interface | HDMI |
| Hard Disk Interface | Solid State |
| Video Output | HDMI, DisplayPort |
| Memory Storage Capacity | 32 GB |
| RAM Memory Installed | 32 GB |
| RAM Memory Technology | DDR4 |
| Ram Memory Maximum Size | 64 GB |
| RAM Type | DDR4 SDRAM |
|---|---|
| Graphics Description | Integrated |
| Graphics Coprocessor | Intel UHD Graphics 770 |
| Graphics Ram Type | Shared |
| Graphics Card Interface | Integrated |
| Total Usb Ports | 6 |
| Human-Interface Input | Keyboard |
| Keyboard Description | wired |
| Brand | HP |
| Model Number | 400 G9 |
| Model Name | Pro Mini |
| Built-In Media | Computer |
Yes, it is one of the stronger picks in its group. We score the HP Prodesk 400 Mini PC 9.2 out of 10. Amazon owners rate it 4.6 out of 5 across 21 reviews, above the 4.3 average of the 130 minis we track. The review count is still small, so treat the rating as an early signal.
It was listed from $888.99 to $1,549.00 on Amazon depending on the option when we last checked in September 2026. That is more than the $419.99 median for minis in our catalog. Amazon prices change daily, so use the price button on this page to see the current figure.
Amazon lists 4 options. Set name: 64GB DDR4, 1TB PCIe SSD, 16GB DDR4, 256GB PCIe SSD, 16GB DDR4, 1TB PCIe SSD, 32GB DDR4, 1TB PCIe SSD. Pick an option on this page and the button opens exactly that model.
Operating System: Windows 11 Pro; Hard Disk Description: SSD; Video Output Interface: HDMI; Hard Disk Interface: Solid State; Memory Storage Capacity: 32 GB; RAM Memory Technology: DDR4. All 24 specifications are in the product information table on this page.
Similar, well-rated minis in our catalog: HP ProDesk 600 G4 Mini Desktop PC (9.8/10, 5.0 stars from 12 owners); TOPGRO T1-Pro Mini Gaming PC Core (9.0/10, 4.5 stars from 38 owners); ACEMAGIC G3A AI Workstation (9.8/10, 4.4 stars from 13 owners).
HP ProDesk 600 G4 Mini Desktop PCTOPGRO T1-Pro Mini Gaming PC CoreACEMAGIC G3A AI Workstation
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