In depth comparison and review of HP ProBook 645 G1 Notebook and HP ProBook 455 G4 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.
| DESIGN AND DIMENSIONS | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 34 cm x 23.7 cm x 2.9 cm | 38.2 cm x 26.3 cm x 2.44 cm |
| Weight | 2 kg | 2.08 kg |
| Case Material | Polycarbonate ABS | Brushed aluminium |
| DISPLAY | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Screen Size (Type) | 14" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1600 x 900 (HD+) | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Features | HD+ anti-glare | - |
| PROCESSOR | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| CPU | AMD A4 4300M / 2.5 GHz | AMD A10 9600P / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 3 GHz | - |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 1 MB | 2 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | AMD A76M FCH | - |
| MEMORY | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| RAM | 4 GB | 0 GB |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz / PC3-12800 | - |
| Rated Speed | 1600 MHz | - |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 2 |
| STORAGE | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD SATA 6Gb/s | - |
|---|---|---|
| Optical Drive | DVD±RW (±R DL) / DVD-RAM fixed - tray | - |
| AUDIO & VIDEO | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Graphics Processor (GPU) | AMD Radeon HD 7420G | AMD Radeon R6 |
|---|---|---|
| Camera | Yes | - |
| Video Resolutions | 1280 x 720 | - |
| Sound | Stereo speakers, microphone | Stereo speakers |
| Codec | IDT 92HD91 | - |
| Compliant Standards | DTS SOUND+ | - |
| COMMUNICATIONS | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Wireless | 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 | IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.3az |
| Remote Management Protocol | SNMP 2 | SNMP 2 |
| Features | - | Wake-on-LAN (WOL) |
| BATTERY | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Technology | 6-cell Lithium Ion | - |
|---|---|---|
| Battery Capacity (Size) | 55 Wh | - |
| AC ADAPTER | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt, 18.5 V | - |
| INPUT | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Type | Keyboard, touchpad | - |
|---|---|---|
| Features | Scrolling wheels (2-way), spill-resistant, touchpad with gesture support | - |
| CONNECTIONS & EXPANSIONS | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Expansion Bays | 1 x Upgrade Bay | - |
|---|---|---|
| Interfaces | 4 x USB 3.0 DisplayPort VGA Microphone input Headphone output LAN Dock |
USB 3.0 2 x USB 2.0 HDMI VGA LAN Headphone/microphone combo jack USB-C |
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | HP ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition (available through downgrade rights from Windows 8 Pro) + Windows 8 Pro Licence - English / Finnish / Swedish | No operating system |
|---|---|---|
| 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 ProBook 645 G1 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | - |
| Security | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip |
| 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 3D DriveGuard, HP SpareKey, HP File Sanitizer, HP BIOS Protection, SecureBoot | HP 3D DriveGuard, HP BIOS Protection, SecureBoot, HP Automatic Drive Lock, HP DriveLock, Hybrid Boot, Master Record Security, Measured Boot, Power On Authentication, Pre-Boot Security |
| Compliant Standards | ACPI, CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, KC | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, KC, CIT |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 0 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 1 year | - |
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