Lenovo computer, ENERGY STAR certified
Lenovo ThinkPad P16s Gen 5
96 GB notebook computer, model number 21XG.
Memory
96 GB
Processor
Ryzen AI 9
Typical electricity use
23.8 kWh/yr
NPU installed
Yes
Of 980 certified notebook business computers, 960 have a lower typical electricity use than the ThinkPad P16s Gen 5 (23.8 kWh/yr).
Its certified typical electricity use of 23.8 kWh/yr costs about $3.09 a year at 13¢/kWh.
ENERGY STAR has certified this model 2 times, first in May 2026. The figures here are from the most recent certification.
- Maker
- Lenovo
- Model
- ThinkPad P16s Gen 5
- Model number
- 21XG
- Type
- Notebook
- Processor
- Ryzen AI 9
- CPU cores
- 12
- Memory
- 96 GB
- NPU installed
- Yes
- Storage
- SSD
- Screen
- 16 in
- Battery
- 90 Wh
- Operating system
- Windows 11 Pro
- Marketed as a workstation
- No
- Typical electricity use
- 23.8 kWh/yr
- Power in sleep
- 1.2 W
- Power at long idle
- 1.2 W
- Power when off
- 0.2 W
- On the market since
- Jun 2026
- ENERGY STAR certified
- 9 Jun 2026
Certified under the same record
The maker lists these as the same machine or a variant of it: 21XH, TP00174B.
Source: ENERGY STAR certified business computers dataset, US EPA, record 4623694, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Lenovo
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|---|---|---|---|---|
| Lenovo V15 G7 Q7X | Notebook | C110100 | 16 GB | 8.2 kWh/yr |
| IdeaPad Slim 3 15Q7X11 | Notebook | C110100 | 16 GB | 7.8 kWh/yr |
| IdeaPad Slim 3 14Q7X11 | Notebook | C110100 | 16 GB | 8.2 kWh/yr |
| ThinkCentre M75s Gen 6 | Desktop | Ryzen 7 | 64 GB | 50.5 kWh/yr |
| ThinkCentre M75t Gen 6 | Desktop | Ryzen 7 | 64 GB | 53 kWh/yr |
| Yoga 9 2-in-1 16N1X11 | Notebook | NVIDIA RTX Spark N1X (6144-core GPU, 20-core CPU) | 64 GB | 21.2 kWh/yr |
| ThinkCentre M75q Gen 6 | Desktop | Ryzen 7 | 64 GB | 36 kWh/yr |
| Yoga Pro 9 15N1X11 | Notebook | NVIDIA RTX Spark N1x (6144-core GPU, 20-core CPU) | 128 GB | 23.4 kWh/yr |