HP computer, ENERGY STAR certified
HP ProBook 455 G9X ENERGY STAR
32 GB notebook computer, model number HSN-Q34C-5.
Memory
32 GB
Processor
Ryzen 7
Typical electricity use
12.6 kWh/yr
NPU installed
No
Of 980 certified notebook business computers, 416 have a lower typical electricity use than the HP ProBook 455 G9X ENERGY STAR (12.6 kWh/yr).
Its certified typical electricity use of 12.6 kWh/yr costs about $1.64 a year at 13¢/kWh.
- Maker
- HP
- Model
- HP ProBook 455 G9X ENERGY STAR
- Model number
- HSN-Q34C-5
- Type
- Notebook
- Processor
- Ryzen 7
- CPU cores
- 8
- Memory
- 32 GB
- NPU installed
- No
- Storage
- SDD
- Screen
- 15.6 in
- Battery
- 42.8 Wh
- Operating system
- Windows 11
- Marketed as a workstation
- No
- Typical electricity use
- 12.6 kWh/yr
- Power in sleep
- 0.9 W
- Power at long idle
- 0.9 W
- Power when off
- 0.3 W
- On the market since
- Jan 2022
- ENERGY STAR certified
- 10 Jul 2025
Certified under the same record
The maker lists these as the same machine or a variant of it: HP ProBook 455 15.6 inch G10 Notebook PC ENERGY STAR, HP ProBook 455 15.6 inch G9 Notebook PC ENERGY STAR.
Source: ENERGY STAR certified business computers dataset, US EPA, record 4471254, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the HP ProBook 455 G9X ENERGY STAR
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| Lenovo ThinkBook 16 G7 QOY | Notebook | X126100 | 32 GB | 10.3 kWh/yr |
| Lenovo ThinkBook 16 G7+ AHP | Notebook | Ryzen 7 | 32 GB | 18.5 kWh/yr |
| Lenovo ThinkBook 14 G7+ AHP | Notebook | Ryzen 7 | 32 GB | 16.4 kWh/yr |
| Lenovo IdeaPad Slim 3 15Q8X10 | Notebook | X1P42100 | 32 GB | 13.4 kWh/yr |
| Lenovo ThinkBook X G2 IAH | Notebook | Core Ultra 9 | 32 GB | 17.7 kWh/yr |
| Acer N25H6*** | Notebook | lntel� Come "Ultra 9 285H | 32 GB | 12.7 kWh/yr |
HP
More HP business computers
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| HP OmniBook 5 14 inch Laptop AI PC ENERGY STAR | Notebook | Intel Core 7 350 | 16 GB | 9.2 kWh/yr |
| HP Fortis G2m 14 inch Chromebook ENERGY STAR | Notebook | MediaTek Kompanio 540 | 16 GB | 7.6 kWh/yr |
| HP Fortis G2m 11 inch Chromebook ENERGY STAR | Notebook | MediaTek Kompanio 540 | 8 GB | 6.5 kWh/yr |
| Fortis Flip G2m 11 inch | Notebook | MediaTek Kompanio 540 | 16 GB | 6.3 kWh/yr |
| HP ProBook 4 G2iS 14 ENERGY STAR | Notebook | Core 7 350 | 32 GB | 9.2 kWh/yr |
| HSN-I70C | Notebook | Ryzen AI Max+ PRO 495 | 192 GB | 21.7 kWh/yr |
| HP Elite t655 Thin Client | Desktop | R2314 | 8 GB | 26 kWh/yr |
| 14c-cf | Notebook | Snapdragon X1E80100 | 32 GB | 19.9 kWh/yr |