In depth comparison and review of HP EliteBook 820 G1 and HP ProBook 645 G1 Notebook. Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of HP EliteBook 820 G1 based on its technical characteristics, features, user experience, expert reviews and price level.
sturdy build quality
compact and portable
good keyboard feel
solid security features
decent processor performance
average display quality
limited storage capacity
no high-end graphics
older model limitations
| DESIGN AND DIMENSIONS | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31 cm x 21.53 cm x 2.1 cm | 34 cm x 23.7 cm x 2.9 cm |
| Weight | 1.33 kg | 2 kg |
| Case Material | Aluminum, magnesium alloy | Polycarbonate ABS |
| DISPLAY | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Screen Size (Type) | 12.5" | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1600 x 900 (HD+) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Features | - | HD+ anti-glare |
| PROCESSOR | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| CPU | Intel Core i5 (4th Gen) 4300U / 1.9 GHz | AMD A4 4300M / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 3 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 1 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | AMD A76M FCH |
| Platform Technology | Intel vPro Platform | - |
| Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache | - |
| MEMORY | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| RAM | 4 GB | 4 GB |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR3L SDRAM | DDR3L SDRAM |
| Speed | 1600 MHz / PC3L-12800 | 1600 MHz / PC3-12800 |
| Rated Speed | 1600 MHz | 1600 MHz |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | - | 1 |
| STORAGE | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD SATA 3Gb/s | 128 GB SSD SATA 6Gb/s |
|---|---|---|
| Optical Drive | - | DVD±RW (±R DL) / DVD-RAM fixed - tray |
| AUDIO & VIDEO | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | AMD Radeon HD 7420G |
|---|---|---|
| Camera | Yes | Yes |
| Video Resolutions | - | 1280 x 720 |
| Sound | Stereo speakers, stereo microphone | Stereo speakers, microphone |
| Codec | IDT 92HD91 | IDT 92HD91 |
| Compliant Standards | High Definition Audio, DTS Studio Sound, DTS SOUND+ | DTS SOUND+ |
| COMMUNICATIONS | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Wireless | 802.11a/b/g/n, Bluetooth 4.0 | 802.11a/b/g/n, Bluetooth 4.0 |
|---|---|---|
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Bluetooth Class | - | Class 2 |
| Compliant Standards | - | 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 |
| BATTERY | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Technology | Lithium polymer | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 55 Wh |
| AC ADAPTER | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt, 18.5 V |
| INPUT | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | - |
| Features | Volume control, spill-resistant | Scrolling wheels (2-way), spill-resistant, touchpad with gesture support |
| CONNECTIONS & EXPANSIONS | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Expansion Bays | - | 1 x Upgrade Bay |
|---|---|---|
| Interfaces | 3 x USB 3.0 DisplayPort VGA Headphone/microphone combo jack LAN Dock |
4 x USB 3.0 DisplayPort VGA Microphone input Headphone output LAN Dock |
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | HP EliteBook 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Microsoft Windows 7 Professional 64-bit Edition (available through downgrade rights from Windows 8 Pro) + Windows 8 Pro Licence - English / Finnish / Swedish |
|---|---|---|
| Software Included | - | 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 820 G1 | HP ProBook 645 G1 Notebook |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Power-on password, charging via USB, HP Disk Sanitizer, HP 3D DriveGuard, HP DuraFinish, HP DuraKeys, HP SpareKey, HP File Sanitizer, HP DisplaySafe, HP BIOS Protection, BIOS Absolute Persistence, HP SureStart, SecureBoot, HP Automatic Drive Lock, HP DriveLock, Hybrid Boot, Master Record Security, Measured Boot, Pre-Boot Security, HP Roaming Alert, Intel My WiFi Technology | Power-on password, charging via USB, HP 3D DriveGuard, HP SpareKey, HP File Sanitizer, HP BIOS Protection, SecureBoot |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | ACPI, CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, KC |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | 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 - 2 years - pick-up and return | Limited warranty - 1 year |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
