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Compact Mini-ITX motherboard in dark finish with CPU socket, two memory slots, single expansion slot and rear I/O cluster

ASRock

ASRock AB350 Gaming-ITX/AC AMD motherboard

SKU CH-X4AH-R0YFV

Mini-ITX board with B350 chipset, four SATA3 ports, one PCIe 3.0 x16 slot and Realtek ALC1220 7.1 audio

  • AMD Promontory B350 chipset powers AM4 socket systems
  • DDR4 memory slots support dual-channel configurations
  • PCIe 3.0 x16 slot accommodates full-size graphics cards
  • Four SATA3 ports provide storage connectivity
  • Realtek ALC1220 codec outputs 7.1-channel high-definition audio

Compact AM4 Motherboard for Small-Form-Factor Builds

The ASRock AB350 Gaming-ITX/AC fits the Mini-ITX footprint and uses the AMD Promontory B350 chipset. It targets builders assembling compact systems around Socket AM4 processors. The board provides four SATA3 ports and a single PCIe 3.0 x16 slot for a graphics card. Integrated Wi-Fi and Gigabit Ethernet handle network connectivity without extra cards.

Thermals Noise and Power Draw in Normal Use

The Realtek ALC1220 codec delivers 7.1-channel high-definition audio for everyday media playback. Passive chipset cooling keeps the B350 silent during light workloads such as web browsing or office tasks. Power delivery components run cool at stock speeds with typical desktop processors. The compact layout leaves airflow management to the case and CPU cooler chosen by the builder.

Behaviour Under Sustained Load

Voltage-regulator temperatures will rise during extended heavy compute or gaming sessions depending on the installed CPU and case airflow. The single PCIe 3.0 x16 slot carries the full graphics workload without bandwidth sharing. Four SATA3 ports maintain steady throughput for storage arrays under continuous read and write activity. System stability over long periods relies on adequate chassis ventilation and a suitable CPU cooler.

How it compares

Measured against everything we stock in Motherboards for AMD CPUs, at today’s prices. Recalculated every night.

Price $116.99
Cheaper than about 71% of the 1,906 comparable items (median $224.49).

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Specifications

No published specifications for this item yet.

Questions about this item

How do I install the CPU cooler on this Mini-ITX board without blocking the single PCIe 3.0 x16 slot?

Mount the cooler before placing the board in the case; orient the fan so its frame clears the PCIe 3.0 x16 slot and the four SATA3 ports along the edge.

Which components on this board are most likely to need replacement after several years of daily use?

The Realtek ALC1220 audio codec and the four SATA3 port connectors see the most plug cycles; the chipset heatsink fan, if present, may also wear out first.

What thermal limit appears first when the B350 chipset runs sustained heavy I/O through all four SATA3 ports?

The Promontory B350 chipset temperature rises fastest under continuous SATA3 traffic; its small heatsink saturates before the VRM or audio sections reach their limits.

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