HP Pro Mini 400 G9 Core i5 12th Gen 1TB SSD 32GB RAM Windows 11 Desktop PC

About the product

This listing is for one (1) unit of the PC described below. Powered by the powerful Intel Core i5 12500T accompanied by fast M.2 NVMe SSD, DDR4 RAM and built in WiFi 6e

Units are available in either Excellent or Good condition, selected at random. However, if you have a preference for an Excellent condition unit, feel free to message before purchase, we’ll be happy to check availability.

• Excellent Condition: Minimal signs of use, with only very light wear that is not easily noticeable or distracting.

• Good Condition: Noticeable signs of use, such as surface marks or light scratches, but no dents, heavy scuffs, cracks, or bent casing. Overall good looking and fully functional.

What included

✅ 1x PC Unit (as described)

✅ 1x HP 90W Power Supply

↪ Optional upgrade to 120W available for just £15.

✅ 1x UK 3-Pin power cord.

Please Note:
unless specifically stated in the listing. No other accessories, peripherals, or original packaging are included unless specifically stated in the listing. We can also add ports to the PC for a charge like extra HDMI port or USB C all in one port that powers the device, also outputs display for hum monitors of docking stations.

CPU details:

Powerful processor that will purge through school, college, office work or up to 4K multimedia consumption, can even do light editing.

CPU – Powered by a 12th Gen Intel Core i5-12500T with 6 performance cores and 12 threads. Turbo clock speed of 4.40GHz. Note: While the newer 13th and 14th Gen i5 CPUs also feature 6 performance cores, their additional efficiency cores have limited impact on demanding tasks—making these models a better value in terms of performance per £.

Base clock speed (all cores can run at) – 2.00GHz. 

Turbo boost – Up to 4.40GHz for short bursts of high-performance tasks. 

GPU – Intel UHD Graphics 770 (Integrated). Supports 4K video playback and multi-monitor setups without a dedicated GPU.

Memory

Included memory is plenty good for basic day-to-day activities and multitasking. However, if you require more memory, we guarantee the cheapest upgrade possible.

Included RAM: DDR4 SODIMM 260 pin.

Max Speed: 3200MT/s – much faster than the standard 2666MT/s found in 10th Gen PCs.

Size: Please refer to the profile picture in the listing for the installed memory size.

Upgrade Prices: £14 for each additional 8GB (Note: A small transaction fee may apply)

Storage

These machines come with SSDs that are up to 10x faster than traditional HDDs and 3–5x faster than SATA SSDs.

Enjoy rapid boot times, faster application loading, and quicker data transfers. These SSDs not only boost performance but also offer greater stability and reliability compared to HDDs.

Size: Please refer to the profile picture for storage capacity (note: usable space will be slightly less).

Type: M.2 NVMe SSD (PCIe Gen 3) Gen 3 slots support a maximum throughput of up to 3500MB/s.
Note: The included SSD will be slower than the max supported speed. 

Slot Used:   1x Gen 4 M.2 NVMe (occupied)

Slot Empty: 1x 2.5 inch SATA SSD slot, free caddy included  (available for expansion) 

Upgrade Options: 1TB- £55, 512GB -£35.

Ports and connectivity

This device is packed with superfast USB ports and plenty of display outputs for maximum flexibility.

USB Type-C (20 Gbps):

• 1x front port

High-Speed USB-A (10 Gbps):

• 3 total – 2 at the front, 1 at the back

High-Speed USB-A (5 Gbps):

• 1 at the back

HDMI Output:

• 1x HDMI, supports 4K @ 60Hz or 2K @ 120Hz.

DisplayPort Outputs:

• 2x DisplayPort, supports 4K @ 60Hz or 2K @ 120Hz

Ethernet Port:

• 1x RJ45 – Gigabit (1 Gbps)

Wi-Fi & Bluetooth:

• Built-in Wi-Fi 6e and Bluetooth, external antenna included.

Note: Simultaneous use of all three display outputs may reduce the maximum supported resolution per display. While we cannot confirm the exact maximum resolution with all three in use, we have successfully run two QHD (2560 × 1440) monitors simultaneously at 120Hz without issues.

Operating system

These These machines come with Windows 11 Pro pre-installed. If preferred, we can install Windows 10 Pro instead — just let us know at checkout. 

▶️ Note: It’s recommended that you run Windows Update after setup to ensure all drivers are up to date for the best performance.

Dispatch and delivery

Our usual dispatch time is 1–2 working days (Monday to Saturday). If you need expedited dispatch, feel free to contact us before placing your order – we’ll do our best to accommodate.

Delivery Times (after dispatch):

• Royal Mail Special Services: Next working day by 1pm.

• 24-Hour Express Services: Typically delivered within 24–48 hours

• 48-Hour Express Services: Typically delivered within 36–72 hours
  (Note: Delivery times exclude Sundays and public holidays)

After sale service

We offer after-sale support via our dedicated WhatsApp number or email as a courtesy service—not included as part of the sale. We will assist with any issues within our knowledge and expertise, with responses provided based on our technicians’ availability.

If your device is under manufacturer’s warranty, please contact the manufacturer directly for support if your machine breaks down after the 30-day cooling-off period.

If your device comes with a warranty provided by us, such as a named Return to Base (RTB) warranty, please reach out to us directly for assistance