Asus Mini PC PN51-S1 Barebone (PN51-S1-BB7279MD), Ryzen 7 5700U, DDR4 SO-DIMM, 2.5″/M.2, HDMI, DP, USB-C, 2.5G LAN, Wi-Fi6, VESA – No RAM, Storage or O/S


Asus Mini PC PN51-S1 Barebone (PN51-S1-BB7279MD), Ryzen 7 5700U, DDR4 SO-DIMM, 2.5″/M.2, HDMI, DP, USB-C, 2.5G LAN, Wi-Fi6, VESA – No RAM, Storage or O/S

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SKU: PCAUPN51-S1-BB7279MD Category:


Ultracompact computer with an AMD Ryzen 5000-series mobile processor and support for triple 4K displays, with up to 64 GB DDR4 RAM, M.2 SSD, WiFi 6, Windows 10 Pro and dual USB 3.2 Gen 1 Type-C.

  • Powered by AMD Ryzen 5000U: Latest mobile processor with Radeon™ graphics
  • Triple-display support: Connect up to three monitors, at resolutions of up to 4K
  • 8K UHD visuals: High resolutions at up to 60 Hz, via DisplayPort Dual-Mode (DP++)
  • USB Power Delivery input support: Space-saving design that also reduces cable redundancy
  • Onboard 2.5 Gbps Ethernet: High-speed network connectivity, built right in
  • High-speed wireless: Integrated WiFi 6 and Bluetooth for easy cordless connections
  • Dual-storage design: Up to 1 TB 2.5-inch hard disk drive and up to 1 TB M.2 SSD
  • 24/7 reliability: Extensively tested to ensure long-term dependability
Easy modification, maximum possibilities
ASUS Mini PC PN51-S1 is an ultracompact computer that delivers powerful performance for a wide variety of home and business applications. Featuring the latest AMD Ryzen™ 5000 mobile processor with Radeon™ graphics, plus support for high-speed 3200 MHz DDR4 memory, Mini PC PN51-S1 is ready for demanding workloads, yet its diminutive size takes up minimal space on a desk and makes it suited for applications where traditional PCs won’t fit – from digital signage to home-theater setups.

ASUS Mini PC PN51-S1 is powered by the latest AMD Ryzen 5000U mobile processor. Compared with traditional same-tier mobile processors this delivers a whole-system performance uplift of up to 20.2%, and an up to 58.2% improvement for daily multitask computing–ensuring smooth operations for everything you do.

4K resolution and triple-display support
ASUS Mini PC PN51-S1 supports up to three displays with 4K resolution through HDMI, DisplayPort over dual USB-C and a DisplayPort, with no restriction on the combination.

Hyper – realistic 8K support
ASUS Mini PC PN51-S1 also supports stunning 8K UHD through DisplayPort 1.4 or Type-C DisplayPort, for detail that's 4X greater than 4K or a remarkable 16X higher than traditional Full HD output. Specifically, PN51-S1 will pump 8K visuals at up to 30 Hz via a single DisplayPort and at up to 60 Hz through DisplayPort Dual-Mode (DP++)**, bringing every image to life in breathtaking style.
** DisplayPort Dual-Mode requires DP++-compatible devices.

Serious graphics
ASUS Mini PC PN51-S1 features class-leading graphics performance, powered by AMD Radeon. In fact, PN51-S1’s 6489 score in 3DMark 11 thrashes mini PCs powered by traditional CPUs by over 170%.

Ready for any scenario
ASUS Mini PC PN51-S1 supports up to three video outputs, so it offers flexibility to handle all manner of multi-display setups. You’re also free to choose your own combination of ports, making PN51-S1 suitable for almost any conceivable display scenario.*
*High-resolution, multi-display support requires sufficient memory bandwidth.

Diverse applications
With support for up to three 4K displays*, ASUS Mini PC PN51-S1 can be used to build high-resolution signage walls at lounges, halls, exhibitions and retail stores, all powered from just one device – saving on both cost and maintenance. As well, PN51-S1’s triple-display and 2.5 Gbps LAN support makes it easy to share information in workplaces, offices or conference rooms.
* Support for triple displays with 4K resolutions requires at least 2 x 3200 MHz DDR4 4 GB memory.

Modern, space-saving chassis
With a modern design featuring sleek lines and a stylish, brushed finish, ASUS Mini PC PN51-S1 easily blends into home, office and retail environments. Compact and lightweight at 115 x 115 x 49 mm, and with a mere 0.62-liter volume, it can be placed almost anywhere and even attached to the back of a display with a VESA mount for a space-saving, all-in-one solution.

Efficient SSD heatsink

ASUS Mini PC PN51-S1 also benefits from an integrated SSD heatsink that can reduce the temperature of the M.2 drive by 10°C or even cooler, compared to use without the heatsink. This helps ensure both durability and reliability, potentially saving on maintenance costs.
High-speed connectivity
ASUS Mini PC PN51-S1 provides comprehensive connectivity with multiple ports, including dual USB 3.2 Gen 1 Type-C ports.

Hyper-fast 2.5 Gbps networking
ASUS Mini PC PN51-S1 is engineered with onboard networking that runs at up to 2.5 Gbps – or 2.5X faster than even gigabit Ethernet. This hyper-fast LAN support provides seriously speedy networking that makes everyday tasks smoother and more efficient.

Power Delivery input
With support for USB Power Delivery input, PN51-S1 can receive power from a supported display or other device via a cable, eliminating the need for separate power adapters to keep your workspace uncluttered.
* Power Delivery input support requires a power supply with an output capability of at least 65 W for R3 5300U & R5 5500U, and at least 90 W for R7 5700U.

Reduce environmental impact while lowering operating costs
ASUS Mini PC PN51-S1 has an energy-efficient design that reduces environmental impact while helping to lower operating costs. Eco-friendly ASUS Mini PCs are recipients of some of the industry's highest environmental certifications, including ENERGY STAR®. Specifically, PN51-S1 consumes as little as 7.3 watts at idle. It is also whisper-quiet, generating just 21.9 dBA of noise at idle and 34.7 dB at full load.

ASUS Business Manager
The ASUS Business Manager software suite provides exclusive features for Mini PC PN51-S1. Designed for businesses that lack adequate IT support, it simplifies the processes of management and maintenance.

USB port management and administration security
ASUS Mini PC PN51-S1 offers UEFI-level management of USB ports, so they’re easy to selectively enable or disable. An admin password can also be applied to ensure that only authorized users are able to access the system’s security settings.

Tested for perfection
ASUS Mini PCs undergo rigorous noise, vibration, drop and thermal-shock tests to ensure they meet exacting ASUS standards and exceed industry requirements. Be confident that your ASUS Mini PC can cope with extreme conditions for extended periods, ranging from dry 0° C temperatures to humid and hot environments exceeding 50° C.



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Additional information

Weight 1.5 kg
Manufacturer Number


EAN Number


#Hide#Fully Built / Barebone



Asus Mini PC PN51-S1

Tower / Small Form Factor

Small Form Factor


AMD Ryzen 7 5700U (1.8GHz)

Processor Details

8-Core 4.3GHz boost




Integrated Radeon Vega Graphics


AMD Ryzen 7




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