ASRock Industrial NUC(S) Ultra 300 BOX Series are powered by the Intel Core Ultra Series 3 “Panther Lake” SoC family, delivering up to 180 TOPS of AI performance. The NUC Ultra 300 BOX Series (117.5 x 110.0 x 49mm) integrates two 2.5GbE RJ45 jacks and three USB 3.0 ports, while the slimmer NUCS Ultra 300 BOX Series (117.5 x 110.0 x 38mm) comes with one 2.5GbE RJ45 jack and four USB 3.0 ports.
They support DDR5 7200 MHz memory and M.2 NVMe (PCIe Gen5/Gen4) SSD storage, and offer four display interfaces up to 8K resolutions, WiFi 7 wireless connectivity, and more. The industrial mini PCs were first unveiled at CES 2026, but the press release lacked details, and I was unable to find extra information at the time. We now have more details with four SKUs available: the Intel Core Ultra 5 325-based NUC BOX-325 and NUCS BOX-325, and the Intel Core Ultra 7 358H-powered NUC BOX-358H and NUCS BOX-358H.

ASRock Industrial NUC(S) Ultra 300 BOX specifications:
- Panther Lake SoC (one or the other)
- NUC(S) BOX-325 – Intel Core Ultra 5 325 octa-core (4P+4LPE) CPU up to 4.5 GHz with 12MB Smart Cache, 4x Xe core Intel Graphics (40 TOPS), AI accelerator (47 TOPS); PBP: 25 Watts
- NUC(S) BOX-358H – Intel Core Ultra 7 358H 16-core (4P + 8E + 4LPE) CPU up to 4.8 GHz with 18 MB Smart Cache, 12-core Intel Arc B390 GPU (122 TOPS), AI accelerator (50 TOPS); CPU + GPU + NPU combined: 180 TOPS; PBP: 25 Watts
- System Memory – Up to 128GB DDR5 6400 MHz (Core Ultra 5) / 7200 MHz (Core Ultra 7) via two 262-pin SO-DIMM slots
- Storage
- M.2 (KEY M, 2242/2280) socket with PCIe Gen5 x4 for NVMe SSD
- M.2 (KEY M, 2242) socket with PCIe Gen4 x4 for NVMe SSD
- Intel VMD RAID 0/1 supported
- 256 Mbit SPI flash for AMI BIOS
- Video Output
- 2x HDMI 2.1 up to 7680×4320 @ 60Hz
- 2x DisplayPort 2.1/ 1.4a, DP++ via USB-C up to 4096×2160 @ 60Hz
- Support for 4x independent displays
- Audio
- Realtek ALC256 high-definition Audio codec
- 3.5mm headphone and microphone jack
- Networking
- 2.5GbE RJ45 port via Intel I226LM controller with vPro support
- NUC only – 2.5GbE RJ45 port via Intel i226V controller
- WiFi 7 and Bluetooth 6.0 via M.2 Key-E 2230 (PCIe x1, USB 2.0, CNVi) socket
- USB
- 1x USB4/Thunderbolt 4 with DP 2.1 display output
- 1x USB 3.2 Gen2 x2 Type-C port with DP1.4a display output
- 3x (NUC) or 4x (NUCS) USB 3.2 Gen2 Type-A ports
- Security – Intel PTT
- Misc – Watchdog Timer
- Power Supply – 12V to 24V via DC jack; AT/ATX modes
- Dimensions & Weight
- NUC – 117.5 x 110.0 x 49mm | About 1 kg
- NUCS – 117.5 x 110.0 x 38mm | About 1 kg
- Temperature Range – Operating: 0ºC ~ 40ºC; storage: -40°C ~ 85°C
- Humidity – Operating: 5% ~ 90%; storage: 5% ~ 90%
- Certifications – CE, FCC

The NUC(S) Ultra 300 BOX series has basically the same hardware design as the Intel Arrow Lake-powered NUC(S) Ultra 200 BOX series introduced in January 2025. The mini PCs ship with a 19V (120W) power adapter and a VESA mount bracket by default. The company provides support for Windows 10 and Windows 11 operating systems, which in this case likely means LTSC versions. Linux is not mentioned at all on the product pages and PDF datasheets.
The new ASROCK Industrial Panther Lake PCs add to the AAEON UP Xtreme PTL Edge and Vecow TGS-2000 industrial Edge AI computers we covered last month, with the same Intel Core Ultra 3 Series processor family.

The ASRock Industrial NUC(S) Ultra 300 BOX Series appears to be available now, but pricing is not usually public, and you are asked to request a quote from distributors such as Anewtech Systems or BVM Ltd (UK), among others. Additional information may be found on the ASRock website.

Jean-Luc started CNX Software in 2010 as a part-time endeavor, before quitting his job as a software engineering manager, and starting to write daily news, and reviews full time later in 2011.
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