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Silver 17.3 inch business laptop, thin profile, black keyboard, trackpad, closed lid

HP

HP OmniBook 3 17.3" Business Laptop Ultra 7 255U 32GB 512GB

SKU CH-2TTZ-ATAEC

17.3" FHD IPS business laptop with Intel Core Ultra 7 255U, 32GB DDR5, 512GB NVMe SSD, Wi-Fi 7 and Windows 11 Pro

  • Screen size17.3 in (43.9 cm)
  • ProcessorIntel Core Ultra 7 (Series 2)
  • Memory size32 GB DDR5
  • SSD storage512 GB
  • Display resolution1920 × 1080
  • Processor modelIntel Core Ultra 7 255U (Beats i7-13620H)
  • 12-core Ultra 7 255U reaches 5.2 GHz for fast multitasking
  • 32 GB DDR5 memory keeps heavy workloads responsive
  • 3-inch FHD IPS panel gives a large, clear workspace
  • 512 GB NVMe SSD stores files and boots quickly
  • Wi-Fi 7 and Bluetooth 5.0 provide modern wireless connectivity

HP OmniBook 3 Business Laptop

The HP OmniBook 3 is a 17.3-inch business laptop built around the Intel Core Ultra 7 255U processor. It ships with 32GB of DDR5 memory and a 512GB NVMe SSD. The system runs Windows 11 Pro and includes a 720p webcam, Wi-Fi 7 and Bluetooth 5.0 connectivity.

Ports and expansion headroom

Two USB-C 3.1 ports and two USB-A 3.0 ports handle peripherals and external storage. An HDMI 2.1 output drives an external display without an adapter. The 45W power supply charges the 3-cell battery, while the slim 0.65-inch profile keeps the unit portable for mobile professionals.

Memory, storage and workload fit

The 32GB DDR5 configuration supports heavy multitasking and large datasets without paging. The 512GB NVMe drive provides fast boot and application load times for typical business workloads. Integrated Intel graphics handle productivity apps and video playback, but are not suited for intensive 3D rendering or modern gaming.

How it compares

Measured against everything we stock in Business Notebook Computers, at today’s prices. Recalculated every night.

Price $821.99
Typical for this category: the median of 1,620 items is $791.99.
Screen size 17.3 in (43.9 cm)
Higher than about 90% of the 1,569 comparable items (median 15.6 in).
Memory size 32 GB DDR5
Higher than about 60% of the 1,326 comparable items (median 16 GB).

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Specifications

Product
Brand nameHP
Product lineOmniBook
Product colorBlack
Processor
ProcessorIntel Core Ultra 7 (Series 2)
Processor modelIntel Core Ultra 7 255U (Beats i7-13620H)
Memory
Memory size32 GB DDR5
Storage
SSD storage512 GB
Display
Screen size17.3 in (43.9 cm)
Display resolution1920 × 1080
Touch inputNon-Touch Screen
Display formatFHD
Audio & video
Web cameraYes
Power
Battery pack3-cell Lithium Ion
Size & build
Product weight4–4.9 lb (1.81–2.22 kg)
Software
Operating systemWindows 11 Pro

Questions about this item

How long can the 3-cell battery sustain the Ultra 7 255U before thermal throttling cuts the 5.2 GHz boost?

The 3-cell lithium-ion pack and 45 W power supply limit sustained high-frequency operation; expect the 12-core CPU to drop below its 5.2 GHz peak within minutes of continuous all-core load.

Does the chassis fan noise or surface temperature become distracting when the 12-core Ultra 7 255U runs all day at 5.2 GHz?

Under prolonged full-load the cooling system spins audibly and the keyboard deck warms noticeably; typical office workloads stay quiet and cool.

Which dock or adapter is required to drive two external monitors from the two USB-C 3.1 ports on this OmniBook 3?

Each USB-C 3.1 port carries DisplayPort alt-mode, so a dual-display MST hub or two single-port USB-C to HDMI/DP adapters will drive two external screens.

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