Business computersENERGY STAR certified
HP ProBook 450 G9 ENERGY STAR
64 GB notebook computer, model number HSN-Q32C-5.
Memory
64 GB
Processor
Core i7
Typical electricity use
15 kWh/yr
NPU installed
No
Of 980 certified notebook business computers, 647 have a lower typical electricity use than the HP ProBook 450 G9 ENERGY STAR (15 kWh/yr).
Its certified typical electricity use of 15 kWh/yr costs about $1.95 a year at 13¢/kWh.
- Maker
- HP
- Model
- HP ProBook 450 G9 ENERGY STAR
- Model number
- HSN-Q32C-5
- Type
- Notebook
- Processor
- Core i7
- CPU cores
- 10
- Memory
- 64 GB
- NPU installed
- No
- Storage
- SDD
- Screen
- 15.6 in
- Battery
- 51.3 Wh
- Operating system
- Windows 11
- Marketed as a workstation
- No
- Typical electricity use
- 15 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
- Mar 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 450 15.6 inch G10 Notebook PC ENERGY STAR, HP ProBook 450 15.6 inch G9 Notebook PC ENERGY STAR.
Source: ENERGY STAR certified business computers dataset, US EPA, record 4471252, 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 450 G9 ENERGY STAR
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| DELL P184G | Notebook | Core Ultra 7 | 64 GB | 19.6 kWh/yr |
| ASUS H7606 | Notebook | Ryzen AI 9 | 64 GB | 23.2 kWh/yr |
| Lenovo Yoga Pro 9 16IAH10 | Notebook | Core ULT9 285H | 64 GB | 15.7 kWh/yr |
| Lenovo ThinkPad X1 Carbon Gen 12 | Notebook | Core Ultra 7 165U | 64 GB | 19.2 kWh/yr |
| Lenovo ThinkPad X1 2-in-1 Gen 9 | Notebook | Core Ultra 7 165U | 64 GB | 14.9 kWh/yr |
| Lenovo ThinkBook 16p G6 IAX | Notebook | Intel Core Ultra 9 275HX | 64 GB | 17.8 kWh/yr |
HP
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