SiComputer computer, ENERGY STAR certified
SiComputer Nauta C1405
32 GB notebook computer, model number N6.**.##.##****.
Memory
32 GB
Processor
lntel(R) Core" 5 120U
Typical electricity use
13.4 kWh/yr
NPU installed
No
Of 980 certified notebook business computers, 494 have a lower typical electricity use than the Nauta C1405 (13.4 kWh/yr).
Its certified typical electricity use of 13.4 kWh/yr costs about $1.74 a year at 13¢/kWh.
- Maker
- SiComputer
- Model
- Nauta C1405
- Model number
- N6.**.##.##****
- Type
- Notebook
- Processor
- lntel(R) Core" 5 120U
- CPU cores
- 10
- Memory
- 32 GB
- NPU installed
- No
- Storage
- SSD(M.2)
- Screen
- 14 in
- Battery
- 54.7 Wh
- Operating system
- Windows 11 Pro
- Marketed as a workstation
- No
- Typical electricity use
- 13.4 kWh/yr
- Power in sleep
- 0.7 W
- Power at long idle
- 1.5 W
- Power when off
- 0.2 W
- On the market since
- Feb 2026
- ENERGY STAR certified
- 27 Mar 2026
Certified under the same record
The maker lists these as the same machine or a variant of it: ("*"=A-Z or a-z or blank, "#"=0-9).
Source: ENERGY STAR certified business computers dataset, US EPA, record 4586104, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the Nauta C1405
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| HP 16-af | Notebook | Core Ultra 7 | 32 GB | 14.2 kWh/yr |
| 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 |
| HP OmniBook 7 Laptop AI ENERGY STAR | Notebook | Intel Ultra 9 285H | 32 GB | 16.4 kWh/yr |
SiComputer
More SiComputer business computers
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| Nauta C1606 | Notebook | Core Ultra 5, Core Ultra 7 | 32 GB | 15.2 kWh/yr |
| Productiva XS Gen 6 | Desktop | Core Ultra 5 | 128 GB | 55.7 kWh/yr |
| Productiva K200 Gen 6 | Desktop | Core Ultra 5 | 128 GB | 56.6 kWh/yr |
| Nauta C1505 | Notebook | lntel(R) Core" 5 120U | 32 GB | 13.1 kWh/yr |
| Activa Pico Gen 6 | Desktop | Core Ultra 5 245 | 64 GB | 42.5 kWh/yr |
| Activa Pico Gen 2 | Desktop | Ryzen 7 8700G | 32 GB | 41.3 kWh/yr |