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ASUS

ASUS NUC 12 Pro i5-1240P 16GB 512GB barebone mini PC

SKU CH-56Y9-AD739

Compact mini-PC with 12-core i5-1240P, 16GB DDR4, 512GB storage, dual 4K HDMI, Thunderbolt 4, Gigabit Ethernet and Wi-Fi 6E

  • 12-core i5-1240P with 4.4 GHz turbo handles demanding workloads
  • 16 GB DDR4-3200 dual-channel memory plus 512 GB NVMe SSD for responsive multitasking
  • Two Thunderbolt 4 ports with DP 1.4a and USB4 drive up to 8K displays
  • Intel i225 2500 Mbps Ethernet plus Wi-Fi 6E AX211 and Bluetooth 5.2 for high-speed connectivity
  • VESA mount bracket included enables tidy behind-monitor installation for 24/7 operation

Compact workstation for multi-display workflows

The ASUS NUC 12 Pro barebone integrates a 12-core Intel Core i5-1240P processor with 16GB of dual-channel DDR4-3200 memory and a 512GB NVMe SSD. Intel Iris Xe graphics drive two HDMI 2.1 ports at 4K 60Hz plus DisplayPort 1.4a over both Thunderbolt 4 connections. The 35W TDP CPU targets office productivity, digital signage and light content creation in a VESA-mountable chassis. Buyers who need discrete GPU performance or more than 64GB of RAM should look elsewhere.

Thermals noise and 24/7 operation

A 35W base power envelope keeps heat output modest for continuous duty, and the unit is qualified for 24/7 operation. Active cooling manages the performance cores up to 4.4GHz and efficient cores up to 3.3GHz without excessive fan noise in typical office ambient temperatures. The discrete TPM 2.0 module adds hardware security without increasing thermal load. No acoustic or surface-temperature measurements are supplied.

Bundled mounting and connectivity extras

A VESA mounting bracket and a US power cord are included so the mini PC can be secured behind a display or under a desk. Two Thunderbolt 4 ports provide 40Gbps data, DisplayPort 1.4a video and USB4 compatibility for docks or external storage. Front and rear USB 3.2 Gen 2 Type-A ports plus a 3.5mm headset jack keep peripherals accessible. Internal USB 2.0 headers and an M.2 2242 key B slot allow further expansion.

How it compares

Measured against everything we stock in Mini PC Barebone Systems, at today’s prices. Recalculated every night.

Price $846.99
Pricier than about 75% of the 1,735 comparable items (median $564.99).

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Specifications

No published specifications for this item yet.

Questions about this item

How do I install the DDR4-3200 SODIMM and the M.2 2280 NVMe SSD, and which step is often missed?

Open the chassis, insert the 1.2V SODIMM into the dual-channel slots and the 2280 key M drive into the PCIe x4 Gen 4 slot; the step often missed is seating the M.2 screw so the drive lies flat and makes full electrical contact.

What maintenance or replacement will the pre-installed Wi-Fi 6E AX211 module need later?

The AX211 is soldered to the M.2 2242 key B slot and is not user-replaceable; if wireless performance degrades, add a USB Wi-Fi adapter instead of attempting a module swap.

At what point does the 35 W TDP limit throttle the i5-1240P during sustained loads?

When the 4 P-cores hold 4.4 GHz or the 8 E-cores hold 3.3 GHz for extended periods, the 35 W power budget is reached and the firmware reduces frequencies to stay within the thermal envelope.

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