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HP

HP EliteBook 645 G9 14" Ryzen 5 PRO 5675U 16GB DDR4 256GB SSD

SKU CH-MVK0-ADC2Y

A 14-inch Windows 11 Pro laptop with a six-core Ryzen 5 PRO 5675U, 16 GB DDR4 memory and a 256 GB NVMe SSD

  • ColorSilver
  • Operating SystemWindows 11 Pro
  • CPU TypeAMD Ryzen 5 PRO
  • Core NameAMD Ryzen 5 PRO 5675U
  • Number of Cores6-core Processor
  • Screen Size14.0"
  • 6-core Ryzen 5 PRO handles multitasking smoothly
  • 16 GB DDR4-3200 memory keeps apps responsive
  • 256 GB PCIe NVMe SSD loads files fast
  • 14" FHD antiglare screen reduces eye strain
  • Bluetooth 5.2 connects peripherals wirelessly

14-inch FHD business laptop

The HP EliteBook 645 G9 is a 14.0-inch Windows 11 Pro laptop built around an AMD Ryzen 5 PRO 5675U processor with 6 cores and 12 threads. It ships with 16 GB DDR4-3200 memory in a single module and a 256 GB PCIe NVMe M.2 solid-state drive. Integrated AMD Radeon graphics use shared system memory. The antiglare display delivers 1920 x 1080 resolution at 250 nits with 45% NTSC coverage.

Suited for office work.

This device suits professionals who need a compact machine for productivity, video calls and multitasking on Windows 11 Pro. The 16 GB DDR4 configuration handles typical business workloads without upgrade hassle. Buyers who require a touchscreen, dedicated graphics, higher colour gamut coverage or more than 256 GB of internal storage should look at other models.

256 GB NVMe drive determines storage headroom

The single specification that decides fit is the 256 GB PCIe NVMe M.2 drive. It provides fast boot and application loading but leaves limited room for large local files, media libraries or multiple virtual machines. Users who keep most data in the cloud or on a network share will find the capacity adequate; those who store projects locally will need external or cloud storage.

商品特色

  • 6-core Ryzen 5 PRO handles multitasking smoothly
  • 16 GB DDR4-3200 memory keeps apps responsive
  • 256 GB PCIe NVMe SSD loads files fast
  • 14" FHD antiglare screen reduces eye strain
  • Bluetooth 5.2 connects peripherals wirelessly

商品規格

BrandHP
ModelEliteBook 645 G9
Part Number760G9UC-I030-RB
ColorSilver
Operating SystemWindows 11 Pro
CPU TypeAMD Ryzen 5 PRO
Core NameAMD Ryzen 5 PRO 5675U
Number of Cores6-core Processor
Screen Size14.0"
TouchscreenNo
Resolution1920 x 1080
GPU/VPUAMD Radeon Graphics
Video MemoryShared system memory
Graphic TypeIntegrated Graphics
SSD256 GB
HDDNo
Memory16GB
Memory SpeedDDR4 3200
Memory Spec16
Optical Drive TypeNo
LAN10/100/1000Mbps
WLAN802.11ax Wireless LAN
BluetoothBluetooth 5.2
USB1 x USB4 Type-C 40 Gbps signaling rate port (USB Power Delivery, DisplayPort 1.4)
2 x 3.2 Gen 1 Type-A 5 Gbps signaling rate ports (1 Powered port)
1 x 3.2 Gen 1 Type-A 5 Gbps signaling rate port (Power Delivery)
1 x AC power input port
1 x RJ-45 connector
Video Port1 x HDMI 2.1b port
Ethernet10/100/1000Mbps
Audio Ports1 x Headphone/Microphone Combo Jack
Speaker2 x Integrated stereo speakers
TouchpadMulti Touch
KeyboardHP Premium Keyboard Spill-resistant backlight
Webcam720p HD
TypeMainstream
BatteryHP Long Life 3-cell, 42.75 Wh Polymer
Weight3.03

商品問答

How do I install a second stick of DDR4-3200 memory in the EliteBook 645 G9, and what step do people forget?

Open the bottom cover, insert the module into the empty SODIMM slot at a 30-degree angle until it clicks, then press down firmly; the step often missed is fully seating the clip so the stick does not work loose.

Which component will need replacement first — the 256 GB PCIe NVMe M.2 drive or the 16 GB DDR4-3200 module?

The 256 GB PCIe NVMe M.2 Value Solid-State Drive has a finite write endurance and will likely need replacement before the soldered or slotted DDR4-3200 memory.

At what point does the AMD Radeon Graphics thermal limit throttle the Ryzen 5 PRO 5675U during a long compile?

When the shared-system-memory GPU and the 6-core CPU push the cooling solution past its capacity, the 4.30 GHz boost clock drops to protect the silicon, and that thermal ceiling appears first.

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