When you need a PC that's ready to evolve with your growing business, the ultra-small HP ProDesk 405 Desktop Mini answers the call with performance, security, and expandability in a compact, stylish design that fits the modern workspace and your budget.
Power through your day with a solution you can flexibly configure with AMD Ryzen PRO Processors and options that include dual storage drives, M.2 PCIe NVMe SSDs, and up to 32 GB of DDR4 memory.
Expansion that extends your investment
Maximize PC life with available dual storage and a configurable I/O port that allows you to add VGA or serial legacy support or a third video port connector for three displays or a USB Type-C 3.1 Gen 2 port.
Place it where you need it
Take your footprint down to near zero with a PC that attaches behind an HP display, or mount and secure it almost anywhere with HP accessories. Declutter your space with short cables and rear I/O ports that connect to a range of displays.
HP-exclusive security and manageability
Help prevent data breaches and downtime with HP BIOSphere Gen4 and protect against web-based attacks with HP Sure Click. Easily manage devices through Microsoft System Center Configuration Manager with the HP Manageability Integration Kit.
HP ProDesk 405 G4 - mini desktop - Ryzen 3 Pro 2200GE 3.2 GHz - 8 GB - SSD 256 GB - UK
6 x USB 3.1 Gen 1 (2 front, 4 rear) (one of them with wake functionality, one of them is charging) , 2 x DisplayPort , 1 x headphones/microphone (1 in front) , 1 x headphones (1 in front) , 1 x LAN (Gigabit Ethernet)
Security lock slot (cable lock sold separately)
Security Slot Type
Kensington security slot
ACPI, FIPS 140-2, Common Criteria EAL4+
AC 120/230 V (50/60 Hz)
Operating System / Software
Windows 10 Pro 64-bit Edition English
HP Recovery Manager, HP Support Assistant, HP Hotkey Support, HP Secure Erase, HP Drive Packs (free download), HP Client Catalog, HP BIOS Config Utility, HP Setup Integrated OOBE, HP JumpStart, HP System Software Manager, HP Sure Click, HP BIOSphere Gen4, HP Manageability & Integration Kit Gen2 (free download), Ivanti Management Suite, HP Client Security Manager Gen4, HP Privacy Settings
ENERGY STAR Certified
Service & Support
Limited warranty - parts and labour - 3 years - on-site
Dimensions & Weight
Dimensions & Weight (Shipping)
Min Operating Temperature
Max Operating Temperature
Humidity Range Operating
10 - 90% (non-condensing)
Not quite found what you are looking for? You can find products which may be more suitable by simply checking the features that interest you and clicking the find button.