ASUS ExpertCenter PN55 Review: Ryzen AI 7 450 and 64GB DDR5 in 0.57 Liters

The ASUS ExpertCenter PN55 is a 130×130×34mm commercial mini PC with a Ryzen AI 7 450, Radeon 860M, a 50 TOPS XDNA 2 NPU, two DDR5 SO-DIMM slots and two M.2 2280 slots. The tested unit packs 64GB of DDR5-5600 and a 1TB Micron 2500 SSD, while the 32GB model is priced at $1,349.

• Ryzen AI 7 450: 8 Zen 5 and Zen 5c cores, boost to 5.1GHz, 50 TOPS XDNA 2 NPU
• Two DDR5 SO-DIMM slots up to 64GB and two M.2 2280 PCIe 4.0 x4 slots
• Ports: USB4 40Gbps with 100W power input, 2x 2.5GbE, HDMI 2.1, 2x DisplayPort 1.4
• 0.57-liter, 0.62kg chassis with a 120W adapter and support for four 4K displays