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
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.
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.
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.
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%.
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.*
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.
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.
ASUS Mini PC PN51-S1 provides comprehensive connectivity with multiple ports, including dual USB 3.2 Gen 1 Type-C ports.
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.
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.
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.
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.
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.
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.
1 x M.2 2280 PCIe Gen3x4 1 x 2.5" SATA III (Max 7mm high) *Max 1TB drive support
1 x USB 3.2 Gen1 Type-C 1 x USB 3.2 Gen1 1 x Audio Jack
1 x USB 3.2 Gen1 Type-C (w/ DP output, PD input) 1 x HDMI 2 x USB 3.2 Gen1 1 x DiaplayPort 1 x 2.5G (RJ45) LAN 1 x DC-in
19Vdc, 3.42A, 65W Power Adapter
Keyboard and Mouse
(WxDxH) 115 x 115 x 49 mm 0.62L volume
#Hide#Fully Built / Barebone
Asus Mini PC PN51
Tower / Small Form Factor
Small Form Factor
AMD Ryzen 5 5500U (2.1GHz)
6-Core 4GHz turbo
Integrated Radeon Vega Graphics
AMD Ryzen 5
2 x DDR4 SO-DIMM Slots 3200MHz Max 64GB (2x 32GB)
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.