Tech Spec Spec it right!

HP EliteBook 840 G9

HP's mainstream 14-inch aluminium business laptop for the 12th Gen Intel Core (Alder Lake) era: 10- to 14-core U- and P-series chips, a 16:10 WUXGA screen, two user-upgradeable DDR5-4800 SO-DIMM slots, two Thunderbolt 4 ports and optional 4G or 5G. A standard corporate fleet laptop.

Memory

Slots
2 × DDR5 SO-DIMM, customer-accessible, dual channel
Speed
DDR5-4800 (transfer rates up to 4800 MT/s), non-ECC
Max
64 GB (2 × 32 GB)
Configurations
8 GB (1 × 8), 16 GB (1 × 16 or 2 × 8), 24 GB (16 + 8), 32 GB (1 × 32 or 2 × 16), 48 GB (32 + 16), 64 GB (2 × 32)
Spare modules
8 GB M97595-001, 16 GB M97596-001, 32 GB N05331-001 (SODIMM, DDR5-4800, 1.1 V)
Note
Mixed memory speeds run at the slower speed; HP recommends HP-branded modules

Storage

Slot
1 × M.2 2280 PCIe Gen4 x4 NVMe SSD
TLC
256 GB up to 2 TB PCIe Gen4 x4 NVMe M.2 SSD TLC
Self-encrypting
256 GB / 512 GB PCIe Gen4 x4 NVMe SED TLC, OPAL2
Value
256 GB / 512 GB PCIe NVMe Value M.2 SSD
Max
2 TB
RAID
None (single drive)
Optical / card reader
None; optional smart card reader

Graphics

Integrated
Intel Iris Xe Graphics
Iris Xe requirement
Needs an i5/i7 processor and dual-channel memory; with a single SO-DIMM it runs as Intel UHD Graphics
External displays
HDMI 2.0; DisplayPort 1.4 over both Thunderbolt 4 USB-C ports

Expansion

M.2 storage
1 × M.2 2280 PCIe Gen4 x4 NVMe (primary SSD)
WLAN
M.2 2230 CNVi module (Intel AX211)
WWAN
WWAN module slot; factory-configured option only

Networking

WLAN
Intel Wi-Fi 6E AX211 (2x2) + Bluetooth 5.3, vPro or non-vPro version (the service guide lists Bluetooth 5.2)
WWAN (optional)
Intel XMM 7560 LTE-Advanced Pro Cat 16, or Intel 5G Solution 5000
NFC (optional)
HP module with NXP NFC controller NPC300 I2C NCI
Ethernet
No RJ-45 port
Miracast
Compatible with Miracast-certified devices

Power

Adapters
HP Smart 65 W USB-C (standard or slim), HP Smart 45 W USB-C
Charging
USB-C Power Delivery through the Thunderbolt 4 ports
Fast Charge
HP Fast Charge Technology

Ports

Thunderbolt
2 × Thunderbolt 4 with USB Type-C 40 Gbps (USB Power Delivery, DisplayPort 1.4)
USB-A
2 × USB Type-A 5 Gbps (one with HP Sleep and Charge)
Video
1 × HDMI 2.0 (cable sold separately)
Audio
1 × headphone / microphone combo jack
Other
Nano SIM slot (WWAN models), optional smart card reader, security cable slot

Display

250 nits
14" WUXGA (1920×1200) IPS anti-glare, 45% NTSC; touch or non-touch
400 nits low power
14" WUXGA IPS anti-glare, 100% sRGB, HP Eye Ease
1000 nits Sure View
14" WUXGA IPS anti-glare, 100% sRGB, HP Sure View Reflect integrated privacy screen, HP Eye Ease, ambient light + adaptive colour sensor
Aspect
16:10
Camera
5 MP camera; 5 MP + IR camera on select models; privacy shutter

Battery

Options
HP Long Life 3-cell 38 Wh polymer (3.53 Ah) or 3-cell 51 Wh polymer (4.68 Ah)
Replaceable
Internal; not customer-replaceable (serviceable under warranty)
Rated life
Up to 14 hours (MobileMark 2018)

Physical

Dimensions (W×D×H)
315.6 × 224.0 × 19.2 mm (12.42 × 8.82 × 0.76 in)
Weight
Starting at 1.36 kg (2.99 lb)
Keyboard
HP Premium Keyboard, spill-resistant, optional backlight, drain and DuraKeys; Microsoft Precision Touchpad clickpad
Audio
Audio by Bang & Olufsen, dual stereo speakers, dual-array microphones
Sensors
Ambient light, adaptive colour, Hall, motion AI, thermal, time-of-flight; HP Tamper Lock
Fingerprint
Fingerprint sensor on select models

Management

vPro
Intel vPro with i5-1245U / i5-1250P / i7-1265U / i7-1270P / i7-1280P, vPro Wi-Fi 6E and TPM 2.0
Security
TPM 2.0 (Common Criteria EAL4+, FIPS 140-2 Level 2), HP Sure Start Gen7, Sure Run Gen5, Sure Recover Gen5, Sure Admin, Sure Click, Sure Sense, HP Client Security Manager Gen7, Tamper Lock, Secured-core PC capable
BIOS
HP BIOSphere Gen6, BIOS update via network, HP DriveLock and Automatic DriveLock, HP Secure Erase, Absolute persistence module, Wake on WLAN
Tools
HP Client Management Script Library, Driver Packs, Manageability Integration Kit Gen4, Image Assistant Gen5, Patch Assistant, Cloud Recovery, HP Connect for Microsoft Endpoint Manager
Warranty
1-year limited (options by country)

Operating systems

Preloads
Windows 11 Pro, Windows 11 Pro Education, Windows 11 Home, Windows 11 Home Single Language, Windows 11 Pro with Windows 10 Pro downgrade, FreeDOS
Also in service guide
Windows 10 Pro 64 and Windows 10 Enterprise 64 (incl. LTSC 21H2) images
Not supported
Windows 7 and Windows 8

Processors

  • Intel Core i5-1235U
  • Intel Core i5-1245U
  • Intel Core i7-1255U
  • Intel Core i7-1265U
  • Intel Core i5-1240P
  • Intel Core i5-1250P
  • Intel Core i7-1260P
  • Intel Core i7-1270P
  • Intel Core i7-1280P