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Dark gray HP ZBook Firefly 15 G7 laptop, 15.6 inch non-touch FHD screen, slim 0.76 inch profile

HP Refurbished

HP ZBook Firefly 15 G7 J5-ZF15G7A20 i7-10510U 16GB 256GB NVMe 15.6 FHD Win 11 Pro refurbished

SKU CH-XZFG-4MD31 MPN J5-ZF15G7A20

Refurbished 15.6" FHD mobile workstation with quad-core i7-10510U, 16GB RAM and 256GB NVMe SSD running Windows 11 Pro

  • Screen size15.6 in (39.6 cm)
  • ProcessorIntel Core i7 10th Gen
  • Graphics processorIntel UHD Graphics 620
  • Memory size16 GB
  • SSD storage256 GB NVMe
  • Display resolution1920 × 1080
  • Quad-core i7-10510U handles multi-threaded workloads smoothly
  • 16 GB memory keeps demanding applications responsive
  • 256 GB NVMe SSD boots Windows 11 Pro quickly
  • 6" FHD 1920 x 1080 display shows sharp detail
  • Grade A cosmetic condition means excellent refurbished appearance

Mobile workstation with quad-core i7

The HP ZBook Firefly 15 G7 combines a 10th Gen Intel Core i7-10510U processor with 16 GB of memory and a 256 GB NVMe solid-state drive. A 15.6 inch FHD panel at 1920 x 1080 resolution provides a non-touch workspace. Intel UHD Graphics 620 handles integrated visual output.

Suits professionals needing Thunderbolt 3

Engineers and creators who rely on two USB-C ports with Thunderbolt 3 for high-speed docks and external GPUs will benefit. The single HDMI 1.4b output supports one external display. Buyers who need multiple native video outputs or a dedicated graphics card should look elsewhere.

256 GB NVMe SSD capacity

The boot drive offers 256 GB of NVMe storage. Users with large local datasets, virtual-machine libraries or media projects will require additional external or internal storage.

How it compares

Measured against everything we stock in Standard Laptops & Notebooks, at today’s prices. Recalculated every night.

Price $380.99
Cheaper than about 71% of the 32,549 comparable items (median $599.99).
Screen size 15.6 in (39.6 cm)
Higher than about 60% of the 32,085 comparable items (median 15.2 in).
Memory size 16 GB
Typical for this category: the median of 30,127 items is 16 GB.

New to this? Buying a laptop with crypto, start to finish — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameHP
Product lineZBook
Model nameZBook Firefly 15 G7
Part numberJ5-ZF15G7A20
Product colorDark Gray
Cosmetic gradeGrade A (Excellent)
Design styleStandard
Product typeMainstream / Workstation
Recommended useMainstream / Workstation
Processor
ProcessorIntel Core i7 10th Gen
Processor modelIntel Core i7-10510U
CPU coresQuad-core Processor
Processor codenameComet Lake
L3 cache size8 MB
Memory
Memory size16 GB
Storage
SSD storage256 GB NVMe
Hard driveNo
Optical driveNo
Display
Screen size15.6 in (39.6 cm)
Display resolution1920 × 1080
Touch inputNon-Touch Screen
Widescreen compatibleYes
Display formatFHD
Graphics
Graphics processorIntel UHD Graphics 620
Video RAMShared system memory
Graphics typeIntegrated Card
Audio & video
SoundIntegrated Sound card
SpeakersInternal Speakers
Web cameraYes
Ports & slots
USB ports2 x USB-C (Thunderbolt 3), 2 x USB 3.1 Type-A
HDMI ports1 x HDMI 1.4b
Audio jacks1 x Headphone/Microphone Combo Jack
Size & build
Overall dimensions14.15 in × 9.19 in × 0.76 in
Product weight3.87 lb (1.76 kg)
Shipping weight3.63 kg
Package size483 × 381 × 127 mm
In the box
Included items1x refurbished Laptop, 1x Power Adapter
Software
Operating systemWindows 11 Pro

Questions about this item

Will the Intel Core i7-10510U throttle under sustained heavy workloads?

The quad-core 1.8 GHz Comet Lake processor has an 8 MB L3 cache and relies on the slim 0.76-inch chassis cooling; sustained loads will hit thermal limits before power limits.

How loud and hot does the laptop get when running all day?

Integrated Intel UHD Graphics 620 shares system memory, keeping total heat lower than discrete models; fan noise stays moderate during typical office work but rises under continuous CPU load.

What ports or accessories are required to drive an external monitor?

One HDMI 1.4b port and two USB-C Thunderbolt 3 ports support external displays; no dock is included, so bring your own cable or adapter.

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