In depth comparison and review of HP EliteBook 645 G9 Notebook and ASUS ROG Strix G18 (G814JI). 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 645 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
powerful amd processor
lightweight and portable
high-resolution display
fast charging support
average battery life
limited storage capacity
no dedicated gpu
higher price point
Advantages and disadvantages of ASUS ROG Strix G18 (G814JI) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
robust thermal management
customizable rgb lighting
ample storage options
heavy and bulky
short battery life
high price point
limited port selection
| DESIGN AND DIMENSIONS | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.19 cm x 21.39 cm x 1.99 cm | 39.9 cm x 29.4 cm x 3.08 cm |
| Weight | 1.37 kg | 3 kg |
| Colour | - | Eclipse grey |
| DISPLAY | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Screen Size (Type) | 14" | 18" |
|---|---|---|
| LCD Backlight Technology | WLED backlight | - |
| Screen Resolution | - | 2560 x 1600 (WQXGA) |
| V-Sync Rate at Max Res. | - | 240 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:10 |
| Image Brightness | - | 500 cd/m² |
| Colour Gamut | - | 100% DCI-P3 |
| Features | - | Anti-glare, NVIDIA G-SYNC compatible, Adaptive-Sync technology, HDR (high dynamic range), 3 ms response rate, Pantone Validated, IPS-level, Dolby Vision, 89% screen-to-body ratio |
| PROCESSOR | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| CPU | No CPU | Intel Core i9 (13th Gen) 13980HX / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | - | 5.6 GHz |
| Number of Cores | - | 24-core |
| Cache | - | L3 - 36 MB |
| Features | - | Intel Smart Cache |
| MEMORY | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| RAM | 0 GB | 32 GB (2 x 16 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 32 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | - | 4800 MHz |
| Rated Speed | - | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 2 | 0 |
| STORAGE | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Main Storage Size (HDD/SSD) | - | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | No graphics | NVIDIA GeForce RTX 4070 / Intel UHD Graphics |
| Video Memory | - | 8 GB GDDR6 SDRAM |
| Video System Features | - | Max-Q design, ROG Boost, Dynamic Boost, MUX Switch, NVIDIA Advanced Optimus, NVIDIA DLSS 3, NVIDIA Studio |
| Gaming | - | Yes |
| Camera | - | Yes - 720p |
| Sound | Stereo speakers | Speakers, array microphone |
| Codec | Realtek ALC3247 | - |
| Compliant Standards | - | Dolby Atmos |
| Audio Features | - | Output: Smart Amp, Hi-Res Audio; Input: AI noise cancelling |
| COMMUNICATIONS | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Wireless | - | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Network Interface | - | Ethernet |
| Features | - | Dual stream (2x2) |
| BATTERY | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Technology | 3-cell lithium polymer | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 90 Wh |
| AC ADAPTER | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Input | AC 115/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 5 / 9 / 12 / 15 / 20 V | 240 Watt, 20 V, 12 A |
| INPUT | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Type | Keyboard, ClickPad | Keyboard, touchpad |
|---|---|---|
| Keyboard Name | HP Premium | - |
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes (RGB) |
| Features | Volume control, spill-resistant, ClickPad with gesture support | Chiclet keyboard, per-key RGB, 1.9mm travel distance, ASUS Overstroke technology |
| CONNECTIONS & EXPANSIONS | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Interfaces | USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) LAN USB 3.2 Gen 1 HDMI Headphone/microphone combo jack USB 3.2 Gen 1 (powered) USB 3.2 Gen 1 (Power Delivery) |
Headphone/microphone combo jack HDMI 2.1 2 x USB 3.2 Gen 2 USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) LAN |
|---|
| SOFTWARE | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Operating System (OS) | No operating system | Windows 11 Home |
|---|---|---|
| Software Included | - | Armoury Crate, Xbox Game Pass Ultimate (3 months), Aura Creator, NVIDIA Studio drivers, Microsoft 365 (1 month trial) |
| MISCELLANEOUS | HP EliteBook 645 G9 Notebook | ASUS ROG Strix G18 (G814JI) |
|---|
| Included Accessories | - | Power adapter |
|---|---|---|
| Integrated Options | HP Tamper Lock | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | Kensington nano security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately), chassis intrusion sensor | - |
| Features | Automatic DriveLock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested | ASUS Aura Sync technology, Aura Sync light bar, BIOS protection, ROG Intelligent Cooling, ROG Nebula Display, Thermal Grizzly Conductonaut Extreme, 0dB Ambient Cooling |
| Compliant Standards | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, BNCI | TUV Rheinland Low Blue Light Certification |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | - | Limited warranty - 2 years - pick-up and return |
| Model Number | - | N6070W |
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