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Silver 17.3-inch laptop with full HD IPS display and backlit keyboard

HP

HP OmniBook 3 laptop Ultra 7-255U 32GB DDR5 2TB PCIe SSD 17.3" FHD Silver

SKU CH-CD3S-7HSGX

A 17.3-inch laptop with a 1920 x 1080 IPS display, Intel Core Ultra 7-255U processor, 32GB DDR5 memory and a 2TB PCIe NVMe SSD, plus WiFi 7 and Bluetooth 5.4

  • ColorSilver
  • Operating SystemWindows 11 Home
  • CPU TypeIntel Core Ultra 7
  • Turbo Frequency5.2 GHz
  • CPU L3 Cache12MB Cache
  • Screen Size17.3"
  • 12-core Intel Ultra 7-255U reaches 5.2 GHz for demanding workloads
  • 32 GB DDR5 memory handles heavy multitasking without slowdown
  • 2 TB PCIe NVMe SSD stores large projects and boots in seconds
  • 3-inch IPS FHD display gives crisp 1920 x 1080 visuals
  • WiFi 7 and Bluetooth 5.4 keep connections fast and stable

HP OmniBook 3 Ultra 7 laptop

The HP OmniBook 3 is a 17.3-inch laptop powered by an Intel Core Ultra 7-255U processor with 12 cores and 14 threads. It ships with 32GB of DDR5 memory and a 2TB PCIe NVMe SSD running Windows 11 Home. The IPS display delivers 1920 x 1080 resolution at 60Hz without touch input. Integrated Intel Graphics handle visual output for everyday productivity and media playback.

Sustained workload behaviour

The 15th Gen Ultra 7-255U reaches a turbo frequency of 5.2 GHz across two performance cores while the 12MB L3 cache helps maintain throughput during extended tasks. A 45W USB-C power adapter supplies the 3-cell 41 WHr battery under continuous load. WiFi 7 and Bluetooth 5.4 keep wireless connections stable during long sessions. The chassis measures 10.2 by 15.75 by 1 inches and weighs 4.4lb for desk-based mobility.

Compatibility checklist

Verify that your existing peripherals work with HDMI video output and two USB 3.2 Type-C ports plus a combo audio jack. Confirm that Windows 11 Home 64-bit meets your software licensing requirements. The fixed 32GB DDR5 SO-DIMM configuration cannot be expanded after purchase. Ensure the 17.3-inch form factor suits your workspace and carrying preferences before ordering.

Highlights

  • 12-core Intel Ultra 7-255U reaches 5.2 GHz for demanding workloads
  • 32 GB DDR5 memory handles heavy multitasking without slowdown
  • 2 TB PCIe NVMe SSD stores large projects and boots in seconds
  • 3-inch IPS FHD display gives crisp 1920 x 1080 visuals
  • WiFi 7 and Bluetooth 5.4 keep connections fast and stable

Specifications

BrandHP
SeriesOmniBook
ColorSilver
Operating SystemWindows 11 Home
CPU TypeIntel Core Ultra 7
Turbo Frequency5.2 GHz
CPU L3 Cache12MB Cache
Screen Size17.3"
TouchscreenNo
Resolution1920 x 1080
GPU/VPUIntel Graphics
Graphic TypeIntegrated Card
SSD2 TB
HDDNo
Storage Spec2TB PCIe SSD
Memory32GB
Memory SpeedDDR5
Optical Drive TypeNo
WLAN802.11be
BluetoothBluetooth 5.4
HDMI1 x HDMI
Audio Ports1 x Headphone/Microphone Combo Jack
KeyboardStandard
Backlit KeyboardBacklit
WebcamYes
Card ReaderNo
StyleStandard
TypeCopilot +

Questions about this item

How loud or hot does the 45 W power supply and 41 Whr battery run during all-day use?

The 45 W Type-C adapter and 3-cell 41 Whr battery power the Ultra 7-255U and 17.3" 60 Hz panel; fan noise and surface temperature will vary with workload and ambient conditions.

Which cables or peripherals must I already own to use the two USB 3.2 Type-C ports and HDMI output?

You need USB-C cables or hubs for the two USB 3.2 Type-C ports and an HDMI cable for the HDMI port; the box includes a Dockztorm wireless mouse and the 45 W Type-C charger.

Will my older USB-A drives and monitors work with the two USB 3.2 Type-C ports and HDMI on this laptop?

USB-A devices require a USB-C to USB-A adapter or hub on the two USB 3.2 Type-C ports; HDMI monitors connect directly to the HDMI port.

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