Modern design for today’s workstyles
With a new compact design, the HP ProBook 455 Laptop PC delivers commercial performance, security, and durability to professionals at growing companies who move from desk to meeting room to home.
Specifications
| Design |
| Market positioning |
Everyday |
| Form factor |
Clamshell |
| Product colour |
Silver |
| Product type |
Laptop |
| Display |
| Maximum refresh rate |
32 Hz |
| Colour gamut |
45% |
| RGB colour space |
NTSC |
| Display brightness |
250 cd/m² |
| HD type |
HD |
| Touchscreen |
No |
| Display resolution |
1366 x 768 pixels |
| Display diagonal |
39.6 cm (15.6") |
| Processor |
| Processor cache |
8 MB |
| Processor frequency |
2.6 GHz |
| Processor boost frequency |
4 GHz |
| Processor cores |
4 |
| Processor model |
5400U |
| Processor generation |
AMD Ryzen 5000 Series |
| Processor family |
AMD Ryzen™ 3 |
| Processor manufacturer |
AMD |
| Memory |
| Maximum internal memory |
32 GB |
| Memory layout (slots x size) |
1 x 8 GB |
| Memory clock speed |
3200 MHz |
| Memory form factor |
SO-DIMM |
| Internal memory type |
DDR4-SDRAM |
| Internal memory |
8 GB |
| Storage |
| Optical drive type |
No |
| NVMe |
Yes |
| SSD capacity |
256 GB |
| Number of SSDs installed |
1 |
| Total SSDs capacity |
256 GB |
| Storage media |
SSD |
| Total storage capacity |
256 GB |
| Graphics |
| On-board graphics card model |
AMD Radeon Graphics |
| On-board GPU manufacturer |
AMD |
| Discrete graphics card model |
Not available |
| Discrete graphics card |
No |
| On-board graphics card |
Yes |
| Audio |
| Built-in microphone |
Yes |
| Number of built-in speakers |
2 |
| Camera |
| Front camera HD type |
HD |
| Front camera |
Yes |
| Network |
| Bluetooth version |
5.0 |
| Bluetooth |
Yes |
| Ethernet LAN data rates |
10,100,1000 Mbit/s |
| Ethernet LAN |
Yes |
| Wi-Fi standards |
802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Top Wi-Fi standard |
Wi-Fi 5 (802.11ac) |
| Mobile network connection |
No |
| Ports & interfaces |
| USB Type-C DisplayPort Alternate Mode |
Yes |
| Combo headphone/mic port |
Yes |
| Microphone in |
Yes |
| HDMI version |
1.4b |
| HDMI ports quantity |
1 |
| Ethernet LAN (RJ-45) ports |
1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity |
1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity |
0 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity |
3 |
| USB 2.0 ports quantity |
0 |
| Keyboard |
| Numeric keypad |
No |
| Pointing device |
Clickpad |
| Software |
| Operating system architecture |
64-bit |
| Operating system installed |
Windows 10 Pro |
| Brand-specific features |
| HP segment |
Business |
| Battery |
| Battery life (max) |
14.75 h |
| Battery capacity |
45 Wh |
| Battery capacity |
45 Wh |
| Number of battery cells |
3 |
| Battery technology |
Lithium-Ion (Li-Ion) |
| Power |
| USB Power Delivery (USB PD) |
Yes |
| AC adapter input voltage |
100 - 240 V |
| AC adapter frequency |
50 - 60 Hz |
| AC adapter power |
45 W |
| Security |
| Trusted Platform Module (TPM) |
Yes |
| Trusted Platform Module (TPM) version |
2.0 |
| Weight & dimensions |
| Height |
19.9 mm |
| Depth |
233.9 mm |
| Width |
359.4 mm |
| Weight |
1.74 kg |
| Packaging data |
| Package height |
305 mm |
| Package depth |
520 mm |
| Package width |
69 mm |
| Other features |
| Internal memory |
8 GB |
| Manufacturer |
HP |
| Maximum internal memory |
32 GB |
