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HP ProBook 4 G1i AI B9YL8ET
Specs
Prices
Main specs
| Processor | |
|---|---|
| Screen | 16" 1920x1200 IPS 60Hz 300 nits |
| Hard drive | 512GB SSD |
| RAM | 16GB DDR5-SDRAM |
| Operating system | Windows 11 Pro |
| Graphics card |
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Full specifications of HP ProBook 4 G1i AI B9YL8ET
| Reference / Part Number | B9YL8ET |
|---|---|
| Release date | August 2025, 1 year ago |
Design
| Product type | Laptop |
|---|---|
| Product colour | Silver |
| Form factor | Clamshell |
| Market positioning | Everyday |
Image gallery
Screen
| Display diagonal | 40,6 cm |
|---|---|
| Display resolution | 1920 x 1200 pixels |
| Touchscreen | No |
| HD type | WUXGA |
| Panel type | IPS |
| Display brightness | 300 cd/m² |
| Display diagonal (metric) | 40,6 cm |
| Maximum refresh rate | 60 Hz |
Processor
| Processor family | Intel Core Ultra 7 |
|---|---|
| Processor manufacturer | Intel |
| Processor model | 255U |
| Processor generation | Intel Core Ultra (Series 2) |
| Processor cores | 12 |
| Processor threads | 14 |
| Processor boost frequency | 5,2 GHz |
| Performance cores | 2 |
| Efficient cores | 8 |
| Low Power Efficient-cores | 2 |
| Performance-core Max Turbo Frequency | 5,2 GHz |
| Efficient-core Max Turbo Frequency | 4,2 GHz |
| Low Power Efficient-core Max Turbo Frequency | 2,4 GHz |
| Performance-core base frequency | 2 GHz |
| Efficient-core base frequency | 1,7 GHz |
| Low Power Efficient-core Base Frequency | 700 MHz |
| Processor cache | 12 MB |
| Processor cache type | L3 |
| Processor base power | 15 W |
| Maximum turbo power | 57 W |
Neural processor unit (NPU)
| Neural processor unit (NPU) | Intel AI Boost |
|---|---|
| Sparsity support | Yes |
| Windows Studio effects support | Yes |
| AI software frameworks supported by NPU | DirectML,ONNX RT,OpenVINO,Windows ML |
Memory
| Internal memory | 16 GB |
|---|---|
| Maximum internal memory | 48 GB |
| Internal memory type | DDR5-SDRAM |
| Memory clock speed | 5600 MHz |
| Memory form factor | SO-DIMM |
| Memory layout (slots x size) | 1 x 16 GB |
| Memory slots | 2x SO-DIMM |
Storage
| Total storage capacity | 512 GB |
|---|---|
| Storage media | SSD |
| Optical drive type | No |
| Total SSDs capacity | 512 GB |
| Number of SSDs installed | 1 |
| SSD capacity | 512 GB |
| SSD interface | PCI Express |
| NVMe | Yes |
Graphics
| On-board graphics card | Yes |
|---|---|
| Discrete graphics card | No |
| Discrete graphics card model | Not available |
| On-board graphics card model | Intel Graphics |
| On-board GPU manufacturer | Intel |
| On-board graphics card family | Intel Graphics |
Audio
| Number of built-in speakers | 2 |
|---|---|
| Built-in microphone | Yes |
| Number of microphones | 2 |
Camera
| Front camera | Yes |
|---|---|
| Front camera resolution | 1920 x 1080 pixels |
| Front camera HD type | Full HD |
Network
| Mobile network connection | No |
|---|---|
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| Wi-Fi standards | Wi-Fi 7 (802.11be) |
| Antenna type | 2x2 |
| WLAN controller model | Intel Wi-Fi 7 BE201 |
| WLAN controller manufacturer | Intel |
| Ethernet LAN | Yes |
| Bluetooth | Yes |
| Bluetooth version | 5.4 |
Ports & interfaces
| USB 2.0 ports quantity | 0 |
|---|---|
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| HDMI ports quantity | 1 |
| USB 3.2 Gen 2x2 Type-C ports quantity | 2 |
| Ethernet LAN (RJ-45) ports | 1 |
| HDMI version | 2.1 |
| Combo headphone/mic port | Yes |
| USB Type-C DisplayPort Alternate Mode | Yes |
| USB Sleep-and-Charge | Yes |
Performance
| Temperature sensor | Yes |
|---|---|
| Hall sensor | Yes |
Keyboard
| Numeric keypad | Yes |
|---|---|
| Pointing device | Clickpad |
| Keyboard backlit | Yes |
| Spill-resistant keyboard | Yes |
| Full-size keyboard | Yes |
Software
| Operating system installed | Windows 11 Pro |
|---|---|
| Operating system architecture | 64-bit |
Brand-specific features
| HP segment | Business |
|---|
Battery
| Battery capacity | 56 Wh |
|---|---|
| Battery technology | Lithium Polymer (LiPo) |
| Number of battery cells | 3 |
Power
| USB Type-C charging port | No |
|---|---|
| AC adapter power | 65 W |
| AC adapter frequency | 50 - 60 Hz |
| AC adapter input voltage | 100 - 240 V |
| USB Power Delivery (USB PD) | Yes |
Security
| Fingerprint reader | Yes |
|---|
Weight & dimensions
| Weight | 1,74 kg |
|---|---|
| Width | 359,4 mm |
| Depth | 251 mm |
| Height (front) | 1,09 cm |
| Height (rear) | 1,7 cm |
Frequently asked questions
Is the HP ProBook 4 G1i AI B9YL8ET good for gaming?
This laptop was not built for gaming: it relies on the integrated Intel Graphics. Its card's page shows what level it handles current games at.
What is the screen of the HP ProBook 4 G1i AI B9YL8ET like?
It carries a 16" 1920x1200 IPS 60Hz 300 nits display.
Which processor and graphics card does the HP ProBook 4 G1i AI B9YL8ET have?
It runs on the Intel Core Ultra 7 255U processor with the Intel Graphics graphics. Their pages carry their benchmarks, ranking position and alternatives.
Can the RAM of the HP ProBook 4 G1i AI B9YL8ET be upgraded?
Yes: it has 2 memory slots and takes up to 48 GB according to the manufacturer (it ships with 16GB).
Which operating system does the HP ProBook 4 G1i AI B9YL8ET come with?
It comes with Windows 11 Pro preinstalled.
Which ports does the HP ProBook 4 G1i AI B9YL8ET have?
According to its spec sheet: 2 × USB-A, 1 × HDMI, Ethernet (RJ-45), headphone jack (3.5 mm).
Does the HP ProBook 4 G1i AI B9YL8ET have a backlit keyboard?
Yes, according to its spec sheet the keyboard is backlit.
Does the HP ProBook 4 G1i AI B9YL8ET have a touch screen?
No, according to its spec sheet the screen is not a touch screen.
How much does the HP ProBook 4 G1i AI B9YL8ET weigh?
It weighs 1,74 kg, a normal weight for its size: easy enough to move around.
When was the HP ProBook 4 G1i AI B9YL8ET released?
Its release date is August 2025, 1 year ago.