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A tall Shadow Black tower with RGB lighting visible through glass panels

HP

HP OMEN MAX 45L Gaming PC Ryzen 9 9900X3D RTX 5090 32GB DDR5 1TB SSD 1200W Shadow Black

SKU CH-D473-BN9BT

A tower gaming desktop with a 12-core Ryzen 9 9900X3D, RTX 5090 32 GB GDDR7 graphics, 32 GB DDR5, 1 TB NVMe SSD, 1200 W power supply, 360 mm AIO cooling, WiFi 7 and Bluetooth 5.4

  • CPU TypeAMD Ryzen 9 9000 Series
  • L3 Cache Per CPU128MB Cache
  • GPU/VGA TypeGeForce RTX 5090
  • Graphics InterfaceDedicated Card
  • Virtual Reality ReadyVR Ready
  • Memory Capacity32GB DDR5
  • 12-core Ryzen 9 9900X3D with 128 MB cache handles heavy multitasking
  • RTX 5090 32 GB GDDR7 delivers high-frame-rate 4K gaming
  • 32 GB DDR5 memory keeps demanding titles and apps responsive
  • 1 TB NVMe SSD provides fast boot and load times
  • 360 mm AIO and 1200 W PSU sustain peak performance under load

Built for 4K gaming and heavy multitasking

This HP OMEN MAX 45L desktop pairs a Ryzen 9 9900X3D processor with an RTX 5090 graphics card carrying 32GB of GDDR7 memory. The system ships with 32GB of DDR5 RAM and a 1TB NVMe SSD running Windows 11 Pro. A 1200W power supply feeds the components while a 360mm AIO cooler manages thermals inside the Shadow Black tower.

Who should buy and who should not

Buyers who want a ready-to-go machine for 4K gaming, VR titles and demanding content creation will appreciate the high core count and large GPU frame buffer. Users who need more than 1TB of fast storage or who prefer to build their own loop cooling should look at a different configuration.

Installation experience and common issues

The PC arrives assembled and tested so first boot is straightforward: connect power, peripherals and a display then follow the Windows setup. The included USB hub adds extra ports for accessories. Builders should verify that the case dimensions suit their desk space and that the 1200W unit matches local outlet requirements.

Highlights

  • 12-core Ryzen 9 9900X3D with 128 MB cache handles heavy multitasking
  • RTX 5090 32 GB GDDR7 delivers high-frame-rate 4K gaming
  • 32 GB DDR5 memory keeps demanding titles and apps responsive
  • 1 TB NVMe SSD provides fast boot and load times
  • 360 mm AIO and 1200 W PSU sustain peak performance under load

Specifications

CPU TypeAMD Ryzen 9 9000 Series
L3 Cache Per CPU128MB Cache
GPU/VGA TypeGeForce RTX 5090
Graphics InterfaceDedicated Card
Virtual Reality ReadyVR Ready
Memory Capacity32GB DDR5
SSD1TB
HDDNo
Storage Spec1TB
Operating SystemWindows 11 Pro
Power Supply1200W
Form FactorTower
TypeGaming & Entertainment
MonitorMonitor not included
Optical Drive TypeNo
BrandHP
ModelOMEN
Screen SizeNo Screen
WLAN802.11be
BluetoothBluetooth 5.4
Card ReaderNo
RJ45Yes

Questions about this item

What display connections does the RTX 5090 provide for my monitor?

The graphics card offers one HDMI port and three DisplayPort outputs for connecting compatible displays.

Will my existing USB 2.0 peripherals work with the four USB 2.0 ports on this system?

Yes, the four USB 2.0 ports support legacy keyboards, mice and other USB 2.0 devices without adapters.

How can I confirm the 360 mm AIO cooler is operating after I power on the PC?

Listen for the pump and fan noise, then verify CPU temperatures remain low in the OMEN Gaming Hub or BIOS hardware monitor.

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