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Small square mini PC, matte dark finish, slim 0.7L chassis

ASUS

ASUS NUC15CRSU9 barebone mini PC, Core Ultra 9 285H, Arc, 32GB DDR5, 1TB

SKU CH-05J3-1QR3E MPN NUC15CRSU9

Slim 0.7L barebone with Core Ultra 9 285H, 32GB DDR5, 1TB SSD, Arc graphics, Wi-Fi 7, Bluetooth 5.4 and quad 4K support

  • Form FactorSlim
  • AI FeaturesAI Ready
  • Integrated GraphicsIntel Arc Graphics
  • Wireless LAN802.11ax
  • BluetoothBluetooth 5.4
  • LANIntel i226V

Group 32G RAM / 1T SSD

  • Up to 99 TOPS AI performance from Intel Core Ultra 9 285H processor
  • Ultra-quiet operation with 1.2x reduced noise via advanced thermal design
  • Wi-Fi 7 and Bluetooth 5.4 deliver 2.4x faster wireless speeds
  • Tool-free upgrades inside compact 0.7L chassis supporting 96GB DDR5 maximum
  • Quad 4K display support through dual HDMI 2.1 and dual Thunderbolt 4 ports

Slim AI-ready mini PC

The ASUS NUC 15 Pro+ NUC15CRSU9 is a 0.7L barebone mini PC built around an Intel Core Ultra 9 285H processor with integrated Arc graphics. It ships with 32GB of DDR5 5600 memory in dual-channel configuration and a 1TB SSD. The platform delivers up to 99 TOPS for local AI workloads and targets professionals who need a compact, quiet system for multi-display productivity.

Sustained thermal behaviour

An advanced thermal design reduces acoustic output by 1.2x compared to the previous design, helping the system stay quiet during extended workloads. The processor offers 18% faster generation-on-generation performance for seamless operations under continuous load. Wi-Fi 7 and Bluetooth 5.4 provide up to 2.4x faster wireless speeds for reliable connectivity during long sessions.

Compatibility checks

Verify that your displays use HDMI 2.1 or Thunderbolt 4 with DisplayPort 1.4 to drive up to four 4K screens at 60Hz. The two SO-DIMM slots support DDR5 5600 up to 96GB total if you plan to expand beyond the installed 32GB. Rear I/O includes 2.5Gbps LAN, USB 3.2 Gen 2 Type-A at 10Gbps and a USB 2.0 Type-A port for legacy peripherals.

Highlights

  • Up to 99 TOPS AI performance from Intel Core Ultra 9 285H processor
  • Ultra-quiet operation with 1.2x reduced noise via advanced thermal design
  • Wi-Fi 7 and Bluetooth 5.4 deliver 2.4x faster wireless speeds
  • Tool-free upgrades inside compact 0.7L chassis supporting 96GB DDR5 maximum
  • Quad 4K display support through dual HDMI 2.1 and dual Thunderbolt 4 ports

Specifications

BrandASUS
SeriesNUC 15 PRO+
ModelNUC15CRSU9
Form FactorSlim
AI FeaturesAI Ready
Integrated GraphicsIntel Arc Graphics
Wireless LAN802.11ax
BluetoothBluetooth 5.4
LANIntel i226V
Max LAN Speed2.5Gbps
WiFi GenerationWi-Fi 7
HDMI2 x HDMI 2.1 (up to 4K@60Hz)
Thunderbolt2 x Thunderbolt 4 (with DP1.4 / 5V/3A, 40Gbps)
Rear USB1 x USB 3.2 Gen2 Type-A (5V/0.9A, 10Gbps)
1 x USB 2.0 Type-A (5V/0.5A, 480Mbps)
RJ451 x Intel 2.5G LAN (RJ45)
Other Rear Ports1 x Kensington
1 x DC-in
Memory slot2 x 262Pin SO-DIMM
Memory Type SupportedDDR5 5600
Max Memory Supported96GB
Dual Channel Memory SupportedYes
Memory installed32GB
CPU TypeIntel Core Ultra 9 285H
Onboard AudioIntegrated
Channel7.1 Channel
Storage Installed1TB
M.2 Slot1 x M.2 2280 NVMe PCIe 5.0 x 4 SSD
1 x M.2 2242 NVMe PCIe 4.0 x 4 SSD
Front USB1 x USB 3.2 Gen2x2 Type-C
2 x USB 3.2 Gen2 Type-A
Input19.5VDC, 7.69A
Power Supply150W
Dimensions144mm x 112mm x 42mm
Weight600g
PackagingVESA Mount & Screws / AC Power Adapter/ Power Cord

Other versions of this model

5 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

How quiet is the 0.7 L chassis when the Core Ultra 9 285H runs all day?

The advanced thermal design delivers 1.2× reduced noise for ultra-quiet cooling during sustained workloads.

Which memory kit must I already own to reach the 96 GB maximum?

Two DDR5 5600 SO-DIMMs up to 48 GB each; the board has two 262-pin slots and runs dual-channel.

Will my older 4K monitors work over the two HDMI 2.1 ports and two Thunderbolt 4 ports?

Yes — both HDMI 2.1 and Thunderbolt 4 with DP 1.4 support 4K at 60 Hz for up to four displays.

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