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ASUS

ASUS RNUC14MNK350000U barebone mini PC Core 3 N355 DDR5

SKU CH-FQ9T-JG50D MPN RNUC14MNK350000U

Barebone mini PC with Intel Core 3 N355, single DDR5-4800 slot, one M.2 2280/2242 drive bay, triple 4K display support, 2.5G LAN, Wi-Fi 6E and Bluetooth 5.3

  • ProcessorIntel Core 3 Processor N355 8 Cores / 8 Threads 3.9 GHz 9 W
  • Installed memoryNo Memory
  • RAM slots1 × 262Pin SO-DIMM
  • Supported memoryDDR5 4800
  • Maximum supported memoryMaximum 16 GB Capacity
  • M.2 slotsUp to (1) internal storage drive: 1 x M.2 2280/2242 PCIe Gen

CPU Type Intel Core 3 N355

  • Intel Core 3 N355 with 8 cores up to 3.9 GHz for responsive everyday computing
  • Triple 4K display support via HDMI 2.1, DisplayPort 1.4 and USB-C for multi-screen productivity
  • Single DDR5-4800 SO-DIMM slot accepting up to 16 GB for fast memory performance
  • M.2 2280 slot for PCIe 3.0 x4 NVMe or SATA SSD up to 4 TB storage
  • 5 GbE LAN, Wi-Fi 6E and Bluetooth 5.3 in a compact 0.56 L chassis

Essential barebone kit

The ASUS NUC 14 Essential RNUC14MNK350000U is a barebone mini PC built around an Intel Core 3 N355 processor with eight cores and eight threads running up to 3.9 GHz. It targets users who want to assemble a compact, low-power desktop for office work, media streaming or digital signage by adding their own DDR5 memory and M.2 storage. The 0.56 L chassis includes a VESA mount for behind-monitor installation.

Single-slot DDR5 and single M.2

One 262-pin SO-DIMM slot accepts DDR5-4800 modules up to 16 GB, so buyers must supply at least one stick to boot the system. A single M.2 2280/2242 socket takes either a PCIe 3.0 x4 NVMe or a SATA SSD from 128 GB to 4 TB, but only one drive can be installed internally. Wireless connectivity comes from an Intel Wi-Fi 6E AX211 module with Bluetooth 5.3, while wired networking uses a 2.5 GbE Realtek controller.

Display and USB limits

Integrated Intel Graphics with 32 execution units at 1.35 GHz drives up to three 4K displays at 60 Hz via HDMI 2.1, DisplayPort 1.4 and the rear USB-C port with DP 1.4 alt mode. The front USB-C port delivers 5 V / 3 A at 10 Gbps but lacks video output. Rear I/O adds two USB 3.2 Gen 2 Type-A ports, one USB 2.0 Type-A port and a second USB-C with video. The single SO-DIMM channel and lone M.2 slot constrain memory bandwidth and storage expansion.

How it compares

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

Price $274.99
Cheaper than about 84% of the 1,735 comparable items (median $564.99).

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Specifications

Product
Brand nameASUS
Product lineASUS NUC 14 Essential
Model nameRNUC14MNK350000U
Part numberRNUC14MNK350000U
Product colorBlack
Processor
ProcessorIntel Core 3 Processor N355
8 Cores / 8 Threads
3.9 GHz
9 W - 15 W, 6 MB Intel Smart Cache
Memory
Installed memoryNo Memory
RAM slots1 × 262Pin SO-DIMM
Supported memoryDDR5 4800
Maximum supported memoryMaximum 16 GB Capacity
Storage
M.2 slotsUp to (1) internal storage drive:
1 x M.2 2280/2242 PCIe Gen3 × 4 NVMe or SATA SSD (empty) (supports 128 GB ~ 4 TB)
Graphics
Built-in graphicsIntel Graphics
1.35 GHz
32 Execution Units
DisplayPort 1.4 Max Resolution: 4096 × 2160@60 Hz
HDMI Max Resolution: 4096 × 2160@60 Hz
Supports Triple Displays
Audio & video
Built-in audioRealtek ALC3251
Connectivity
LAN connection1 x Realtek RTL8125BG-CG (2.5 GbE)
Wi-Fi standardIntel Wi-Fi 6E AX211 (Gig+), 2 × 2
Bluetooth support5.3
Ports & slots
Front USB ports1 x USB 3.2 Gen2 Type-C (5 V/3A, 10 Gbit/s)
2 x USB 3.2 Gen2 Type-A (5 V/0.9A, 10 Gbit/s)
Front audio jacks1 × 3.5 mm Audio Jack (Headset)
HDMI ports1 x HDMI 2.1 (up to 4K@60 Hz)
Rear USB ports1 x USB 3.2 Gen2 Type-C (with DP1.4 / 5 V/3A, 10 Gbit/s)
2 x USB 3.2 Gen2 Type-A (5 V/0.9A, 10 Gbit/s)
1 x USB 2.0 Type-A (5 V/0.5A, 480 Mbit/s)
Ethernet port1
Power
Power supply19 V DC-IN
65 W 19 V AC-DC Adapter
Size & build
Product dimensionsNet product 5.31 in × 4.53 in × 1.42 in (in inches) (0.56L)
135 × 115 × 36 mm
Product weight2.05 lb (0.93 kg)
Shipping weight1.09 kg
Package size203 × 178 × 102 mm

Other versions of this model

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Questions about this item

Will the single SO-DIMM slot limit future RAM upgrades to 16 GB of DDR5 4800?

Yes, the board has one 262-pin SO-DIMM slot that supports up to 16 GB of DDR5 4800, so that is the maximum memory capacity.

Does the 15 W processor base power become the thermal ceiling during long workloads?

The Intel Core 3 N355 operates between 9 W and 15 W, so sustained loads will sit at or near the 15 W limit and the cooling system is sized for that envelope.

How loud is the fan when the NUC runs all day at 15 W?

The 0.56 L chassis uses a small internal fan; at the 15 W sustained power level it produces a low, office-friendly hum that is noticeable only in a quiet room.

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