Side by side comparison and review of HP EliteBook 865 G9 Notebook and HP ProBook 645 G1 Notebook. Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of HP EliteBook 865 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
powerful amd processor
robust security features
lightweight aluminum chassis
high-resolution display
fast charging support
expensive price point
limited port variety
noisy under load
average battery life
| DESIGN AND DIMENSIONS | HP EliteBook 865 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.87 cm x 25.09 cm x 1.92 cm | 34 cm x 23.7 cm x 2.9 cm |
| Weight | 1.769 kg | 2 kg |
| Case Material | - | Polycarbonate ABS |
| DISPLAY | HP EliteBook 865 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Screen Size (Type) | 16" - 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 865 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| CPU | AMD Ryzen 7 Pro 6850U / 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 865 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 - non-ECC | 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 865 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe), triple-level cell (TLC) | 128 GB SSD SATA 6Gb/s |
|---|---|---|
| Optical Drive | - | DVD±RW (±R DL) / DVD-RAM fixed - tray |
| AUDIO & VIDEO | HP EliteBook 865 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Graphics Processor (GPU) | AMD Radeon 680M | AMD Radeon HD 7420G |
|---|---|---|
| Camera | Yes | Yes |
| Resolution | 5 Megapixel | - |
| Camera Features | Privacy 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 865 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Wireless | NFC, 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n, Bluetooth 4.0 |
|---|---|---|
| Wireless Controller | Realtek RTL8852BE - PCI Express Mini Card (M.2) | - |
| Network Interface | - | Gigabit Ethernet |
| Bluetooth Class | Class 2 | Class 2 |
| Compliant Standards | IEEE 802.11d, IEEE 802.11i, Wi-Fi CERTIFIED, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.11r, IEEE 802.11v | 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 865 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Technology | 3-cell lithium polymer | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 51.3 Wh | 55 Wh |
| Battery Life | Up to 17.25 hours | - |
| AC ADAPTER | HP EliteBook 865 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 865 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Type | Keyboard, ClickPad | Keyboard, touchpad |
|---|---|---|
| Keyboard Name | HP Premium | - |
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | - |
| Features | Multi-touch clickpad, gesture function, spill-resistant | Scrolling wheels (2-way), spill-resistant, touchpad with gesture support |
| CONNECTIONS & EXPANSIONS | HP EliteBook 865 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 Headphone/microphone combo jack HDMI |
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 865 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - 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 Smart Support, 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 865 G9 Notebook | HP ProBook 645 G1 Notebook |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | HP 65 Watt nPFC Slim USB-C AC Adapter | Power adapter |
| Bundled with | HP Wolf Pro Security Edition (1 year) | - |
| Integrated Options | Hall sensor, HP Tamper Lock | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint 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, FCC, A-Tick, ICES, KC, CIT, low halogen, ICCP | 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 |
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