Power through your day with a high-performance 8th Gen Intel® Core™ processor and options that include Intel® Optane™ memory, SSD storage, and up to 32 GB of DDR4 memory.
The full value of your investment comes with expansion that extends the life of your PC. The HP ProDesk 400 MT has three bays and three full-height slots, and optional ports to connect to up to three HP displays.
With eight total USB ports and optional Bluetooth®  connectivity, the HP ProDesk 400 MT becomes a hub for all your devices in the office.
The reliable HP ProDesk 400 MT experienced 120,000 hours of the HP Total Test Process and now has an optional dust filter to help extend the life of your PC by reducing airborne particulate intake in the most demanding work environments.
Power through your day with Windows 10 Pro with built-in security, collaboration, and connectivity.
HP Client Security Manager Gen4 features multi-factor authentication, HP Device Access Manager, HP SpareKey, and HP Password Manager. These tools work to keep data out of reach and defend against theft, attacks, and unauthorized users.
Keep productivity high and downtime low with the fully integrated and automated features of the HP BIOSphere Gen4 firmware ecosystem. Your PCs have extra protection thanks to automatic updates and security checks.
The HP Manageability Integration Kit helps speed up image creation and management of hardware, BIOS, and security through Microsoft System Center Configuration Manager.
Help protect your PC from websites, read only Microsoft® Office and PDF attachments, malware, ransomware, and viruses with hardware-enforced security from HP Sure Click.
Enjoy always-on, included self-help support built right into your PC, for the life of your PC.
 Not all features are available in all editions or versions of Windows. Systems may require upgraded and/or separately purchased hardware, drivers, software or BIOS update to take full advantage of Windows functionality. Windows 10 is automatically updated, which is always enabled. ISP fees may apply and additional requirements may apply over time for updates. See http://www.windows.com.
 Multi-Core is designed to improve performance of certain software products. Not all customers or software applications will necessarily benefit from use of this technology. Performance and clock frequency will vary depending on application workload and your hardware and software configurations. Intel’s numbering branding and/or naming is not a measurement of higher performance.
 Intel® Optane™ memory system acceleration does not replace or increase the DRAM in your system and requires configuration with an optional Intel® Core™ i(5 or 7)+ processor.
 Sold separately or as an optional feature.
 Support for up to three video outputs via two standard video connectors and an optional third video port connector which provides the following choices: DisplayPort™ 1.2, HDMI 2.0, VGA, or USB Type-C™ with Display Output.
 HP Total Test Process testing is not a guarantee of future performance under these test conditions. Accidental damage requires an optional HP Accidental Damage Protection Care Pack.
 HP Client Security Manager Gen4 requires Windows and Intel® or AMD 8th Gen processors.
 HP BIOSphere Gen4 requires Intel® or AMD 8th Gen processors. Features may vary depending on the platform and configurations.
 HP Manageability Integration Kit can be downloaded from http://www.hp.com/go/clientmanagement.
 HP Sure Click is available on most HP PCs and supports Microsoft® Internet Explorer and Chromium™. Supported attachments include Microsoft Office (Word, Excel, PowerPoint) and PDF files in read only mode, when Microsoft Office or Adobe Acrobat are installed.
 Requires Windows and internet access.