DELL computer, ENERGY STAR certified
DELL D15U
16 GB thin client computer, model number OptiPlex 3000 TC.
Memory
16 GB
Processor
N6005
Typical electricity use
21.3 kWh/yr
CPU cores
4
Of 8 certified thin client business computers, 4 have a lower typical electricity use than the D15U (21.3 kWh/yr).
Its certified typical electricity use of 21.3 kWh/yr costs about $2.77 a year at 13¢/kWh.
- Maker
- DELL
- Model
- D15U
- Model number
- OptiPlex 3000 TC
- Type
- Thin Client
- Processor
- N6005
- CPU cores
- 4
- Memory
- 16 GB
- Storage
- eMMC, M.2 SSD
- Operating system
- Thin OS(test OS), Windows 10 IoT Enterprise LTSC, Ubuntu, Ubuntu DCL, Win 10 IoT Ent 2021 LTSC, Win 11 IoT Ent 2024 LTSC, Ubuntu 20.04, Ubuntu 22.04, Ubuntu 24.04, ThinOS 9, ThinOS 10
- Typical electricity use
- 21.3 kWh/yr
- Power in sleep
- 1 W
- Power at long idle
- 4.5 W
- Power when off
- 0.2 W
- On the market since
- Mar 2022
- ENERGY STAR certified
- 22 Apr 2025
Source: ENERGY STAR certified business computers dataset, US EPA, record 4015996, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the D15U
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| LG CQ6*** | Thin Client | N6005 | 16 GB | 19.9 kWh/yr |
| Lenovo V100q | Thin Client | N100 | 16 GB | 17.1 kWh/yr |
| HP ProDesk 5 G1i Thin Client | Thin Client | N97 | 16 GB | 20.7 kWh/yr |
DELL
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|---|---|---|---|---|
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| P212G | Notebook | Qualcomm Snapdragon X Elite X1E-80-100 | 32 GB | 10.3 kWh/yr |
| P146F | Notebook | NVIDIA N1x GSE1-675-A1 | 128 GB | 25.9 kWh/yr |
| P214G | Notebook | Ryzen 7 | 32 GB | 11.5 kWh/yr |
| P213G | Notebook | Ryzen 7 | 32 GB | 12.1 kWh/yr |
| P205G | Notebook | MediaTek Kompanio 540 | 8 GB | 9.1 kWh/yr |
| P30T | Notebook | MediaTek Kompanio 540 | 8 GB | 9.1 kWh/yr |