Commercial-grade Mini PC that fits anywhere you work
The HP Pro Mini 400 provides users with the commercial-grade performance, security, and the flexible deployment capabilities needed for small, varied workspaces. This reliable, ultra-small PC is powered to handle mainstream enterprise and SMBs with an Intel� processor and protected with always-on security you can trust.
| Processor |
| Processor generation |
Intel� Core i5 (14th gen) |
| Processor cache type |
Smart Cache |
| Processor cache |
24 MB |
| Processor model |
i5-14500T |
| Processor manufacturer |
Intel |
| Processor boost frequency |
4.8 GHz |
| Processor socket |
LGA 1700 |
| Processor threads |
20 |
| Processor cores |
14 |
| Processor family |
Intel� Core i5 |
| Performance cores |
6 |
| Efficient cores |
8 |
| Processor base power |
35 W |
| Maximum turbo power |
92 W |
| Efficient-core Max Turbo Frequency |
3.4 GHz |
| Memory |
| Internal memory |
8 GB |
| Maximum internal memory |
64 GB |
| Memory slots |
2x SO-DIMM |
| Storage |
| Storage media |
SSD |
| Optical drive type |
No |
| SSD capacity |
256 GB |
| Number of SSDs installed |
1 |
| Total storage capacity |
256 GB |
| Total SSDs capacity |
256 GB |
| Graphics |
| Discrete graphics card |
No |
| On-board graphics card family |
Intel� UHD Graphics |
| On-board graphics card |
Yes |
| Discrete graphics card model |
Not available |
| On-board graphics card model |
Intel UHD Graphics 770 |
| On-board GPU manufacturer |
Intel |
| Performance |
| Market positioning |
Proven productivity |
| Product type |
Mini PC |
| Trusted Platform Module (TPM) |
Yes |
| Motherboard chipset |
Intel Q670 |
| Audio chip |
Realtek ALC3252 |
| Optical drive |
| Optical drive type |
No |
| Network |
| Ethernet LAN |
Yes |
| Ports & interfaces |
| Combo headphone/mic port |
Yes |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity |
2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity |
0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity |
3 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity |
0 |
| Thunderbolt 3 ports quantity |
0 |
| HDMI version |
2.1 |
| USB 2.0 ports quantity |
0 |
| HDMI ports quantity |
1 |
| Ethernet LAN (RJ-45) ports |
1 |
| DisplayPorts quantity |
2 |
| DisplayPort version |
1.4 |
| USB 3.2 Gen 2x2 Type-C ports quantity |
1 |
| Power |
| Power supply input frequency |
50/60 Hz |
| Power supply input voltage |
100 - 240 V |
| Technical details |
| Product type |
Mini PC |
| Trusted Platform Module (TPM) |
Yes |
| Product colour |
Black |
| Chassis type |
Mini PC |
| Motherboard chipset |
Intel Q670 |
| Design |
| Product colour |
Black |
| Chassis type |
Mini PC |
| Software |
| Operating system installed |
Windows 11 Pro |
| Display |
| Display included |
No |
| Brand-specific features |
| HP segment |
Business |
| Audio |
| Audio chip |
Realtek ALC3252 |
| Operational conditions |
| Operating relative humidity (H-H) |
10 - 90% |
| Operating temperature (T-T) |
10 - 35 °C |
| Weight & dimensions |
| Package width |
498 mm |
| Package depth |
235 mm |
| Package height |
132 mm |
| Width |
177 mm |
| Depth |
175 mm |
| Height |
34 mm |
| Package weight |
3.4 kg |
| Weight |
1.42 kg |
| Packaging data |
| Package width |
498 mm |
| Package depth |
235 mm |
| Package height |
132 mm |
| Package weight |
3.4 kg |
| Packaging content |
| Display included |
No |
| Other features |
| Trusted Platform Module (TPM) |
Yes |
| On-board graphics card |
Yes |
| Processor manufacturer |
Intel |

Have you ever thought of trading in your old smartphone?
Recycling your phone is a great way to help the environment and earn some extra money, and Clove Technology offers a recycling programme that pays you for your old phone(s)!
So if you're about to buy a new phone from us, or you've recently bought one, why not sell us the handset you no longer need?
How much will you offer for my phone?
That depends on its age and condition. More recent phones generally have a higher value than old ones, but other factors can affect value. These include if the phone is working or not and its network lock status. Fully working phones with an unlocked network status will command a higher value if they are in good condition.
We pledge to beat the major recycling services operating in the UK on the price they offer for your
How do I get my phone(s) back to you?
On our recycling site SEARCH, for your phone and provide details of its status and condition. We will then offer you a price for your phone. If you choose the option to Sell Now, a recycling pack to you for returning your phone.
Alternatively, you can call our recycling team on 0330 1180686, choosing option 2.