Business computersENERGY STAR certified
HP Z4 G6i Workstation ENERGY STAR
512 GB workstation computer, model number Z4 G6i Workstation.
Memory
512 GB
Processor
Xeon® 678X
Typical electricity use
68.8 kWh/yr
CPU cores
48
Of 60 certified workstation business computers, 36 have a lower typical electricity use than the HP Z4 G6i Workstation ENERGY STAR (68.8 kWh/yr).
Its certified typical electricity use of 68.8 kWh/yr costs about $8.94 a year at 13¢/kWh.
- Maker
- HP
- Model
- HP Z4 G6i Workstation ENERGY STAR
- Model number
- Z4 G6i Workstation
- Type
- Workstation
- Processor
- Xeon® 678X
- CPU cores
- 48
- Memory
- 512 GB
- Storage
- Solid State Drive, Hard Disk Drive
- Operating system
- Linux
- Marketed as a workstation
- Yes
- Typical electricity use
- 68.8 kWh/yr
- Power in sleep
- 12.8 W
- Power at long idle
- 114 W
- Power when off
- 3.8 W
- On the market since
- Mar 2026
- ENERGY STAR certified
- 23 Dec 2025
Source: ENERGY STAR certified business computers dataset, US EPA, record 4519402, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the HP Z4 G6i Workstation ENERGY STAR
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| ASUS Pro ET900A X9 | Workstation | Ryzen Threadripper | 512 GB | 109 kWh/yr |
| Lenovo ThinkStation P5 | Workstation | Xeon W7-2495X | 512 GB | 66.4 kWh/yr |
| DELL D33M | Workstation | Xeon 658X | 512 GB | 73.2 kWh/yr |
HP
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|---|---|---|---|---|
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| 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 |
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