Detailed comparison and review of HP EliteBook 845 G9 Notebook and HP ProBook 645 G1 Notebook. With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.56 cm x 22.4 cm x 1.92 cm | 34 cm x 23.7 cm x 2.9 cm |
| Weight | 1.4 kg | 2 kg |
| Case Material | - | Polycarbonate ABS |
| DISPLAY | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Screen Size (Type) | 14" - IPS | 14" |
|---|---|---|
| LCD Backlight Technology | WLED backlight | LED backlight |
| Screen Resolution | 1920 x 1200 (WUXGA) | 1600 x 900 (HD+) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 250 cd/m² | - |
| Colour Gamut | 45% NTSC | - |
| Features | WUXGA ultra wide-viewing angle (UWVA) anti-glare eDP | HD+ anti-glare |
| PROCESSOR | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| CPU | AMD Ryzen 7 6800U / 2.7 GHz | AMD A4 4300M / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 3 GHz |
| Number of Cores | 8-core | Dual-Core |
| Cache | L3 - 16 MB | 1 MB |
| 64-bit Computing | - | Yes |
| Chipset | - | AMD A76M FCH |
| MEMORY | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| RAM | 16 GB (1 x 16 GB) | 4 GB |
|---|---|---|
| Max RAM Supported | 64 GB | 16 GB |
| RAM Type | DDR5 SDRAM | DDR3L SDRAM |
| Speed | 4800 MHz | 1600 MHz / PC3-12800 |
| Rated Speed | 4800 MHz | 1600 MHz |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe), triple-level cell (TLC), HP Value | 128 GB SSD SATA 6Gb/s |
|---|---|---|
| Optical Drive | - | DVD±RW (±R DL) / DVD-RAM fixed - tray |
| AUDIO & VIDEO | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | AMD Radeon HD 7420G |
|---|---|---|
| Camera | Yes | Yes |
| Resolution | 5 Megapixel | - |
| Camera Features | Privacy shutter, IR camera, HP Auto Frame | - |
| Video Resolutions | - | 1280 x 720 |
| Sound | Dual stereo speakers, dual array microphone | Stereo speakers, microphone |
| Codec | Realtek ALC3315 | IDT 92HD91 |
| Compliant Standards | - | DTS SOUND+ |
| Audio Features | Bang & Olufsen Audio | - |
| COMMUNICATIONS | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Wireless | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 | 802.11a/b/g/n, Bluetooth 4.0 |
|---|---|---|
| Wireless Controller | Qualcomm WCN6856 Wi-Fi 6E - M.2 2230 | - |
| Network Interface | - | Gigabit Ethernet |
| Bluetooth Class | Class 1.5 | Class 2 |
| Compliant Standards | Wi-Fi CERTIFIED | IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.11, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, Wi-Fi CERTIFIED, IEEE 802.3az |
| Remote Management Protocol | - | SNMP 2 |
| Features | Miracast, dual stream (2x2), MU-MIMO | - |
| BATTERY | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Technology | 3-cell lithium polymer | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 51 Wh | 55 Wh |
| Battery Life | Up to 18.75 hours | - |
| AC ADAPTER | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Input | AC 115/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 5 / 9 / 12 / 15 / 20 V, 8 A | 65 Watt, 18.5 V |
| INPUT | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Type | Keyboard, ClickPad | Keyboard, touchpad |
|---|---|---|
| Keyboard Name | HP Premium | - |
| Keyboard Backlight | Yes | - |
| Features | Precision touchpad, multi-gesture clickpad, spill-resistant | Scrolling wheels (2-way), spill-resistant, touchpad with gesture support |
| CONNECTIONS & EXPANSIONS | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Expansion Bays | - | 1 x Upgrade Bay |
|---|---|---|
| Interfaces | 2 x USB4 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (charging) USB 3.2 Gen 1 HDMI Headphone/microphone combo jack |
4 x USB 3.0 DisplayPort VGA Microphone input Headphone output LAN Dock |
| Memory Card Reader | - | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Operating System (OS) | Windows 11 Pro - English | Microsoft Windows 7 Professional 64-bit Edition (available through downgrade rights from Windows 8 Pro) + Windows 8 Pro Licence - English / Finnish / Swedish |
|---|---|---|
| Software Included | HP Support Assistant, HP Power Manager, HP Hotkey Support, HP Secure Erase, HP Drive Packs (free download), HP Client Catalogue (free download), HP PC Hardware Diagnostics, HP Notifications, HP Connection Optimizer, HP Sure Click, HP Privacy Settings, HP Sure Sense, HP Sure Admin, HP QuickDrop, HP Client Management Script Library (free download), HP BIOSphere Gen6, HP Wake on WLAN, myHP, HP Image Assistant Gen5 (free download), HP Client Security Manager Gen7, HP SureStart Gen7, HP Easy Clean, HP Quick Touch, HP Sure Recover Gen5, HP Sure Run Gen5, HP Manageability Integration Kit Gen4 (free download) | Cyberlink PowerDVD, CyberLink Power2Go, Adobe Flash Player, HP Recovery Disc Creator, Skype, HP Recovery Manager, HP Support Assistant, HP Connection Manager, HP ePrint, CyberLink YouCam BE, HP Exclusive, HP PageLift |
| MISCELLANEOUS | HP EliteBook 845 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | HP 65 Watt nPFC Smart USB-C AC Adapter | Power adapter |
| Integrated Options | Hall sensor, IR thermal sensor, HP Tamper Lock | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | Kensington nano security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately), chassis intrusion sensor | Security lock slot (cable lock sold separately) |
| Features | Automatic DriveLock, BIOS Absolute Persistence, HP DriveLock, HP Fast Charge, BIOS Update via Network | Power-on password, charging via USB, HP 3D DriveGuard, HP SpareKey, HP File Sanitizer, HP BIOS Protection, SecureBoot |
| Compliant Standards | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FIPS 140-2 Level 2, FCC, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, RED, BNCI | ACPI, CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, KC |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 5 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - parts and labour - 1 year Limited warranty - battery - 1 year |
Limited warranty - 1 year |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
