Lenovo computer, ENERGY STAR certified
Lenovo ThinkPad X13 Gen 7
32 GB notebook computer, model number 21YK.
Memory
32 GB
Processor
Ryzen AI 7 PRO 450 w/ Radeon 860M
Typical electricity use
10.7 kWh/yr
NPU installed
Yes
Of 980 certified notebook business computers, 223 have a lower typical electricity use than the ThinkPad X13 Gen 7 (10.7 kWh/yr).
Its certified typical electricity use of 10.7 kWh/yr costs about $1.39 a year at 13¢/kWh.
ENERGY STAR has certified this model 2 times, first in Jun 2026. The figures here are from the most recent certification.
- Maker
- Lenovo
- Model
- ThinkPad X13 Gen 7
- Model number
- 21YK
- Type
- Notebook
- Processor
- Ryzen AI 7 PRO 450 w/ Radeon 860M
- CPU cores
- 8
- Memory
- 32 GB
- NPU installed
- Yes
- Storage
- SSD
- Screen
- 13.3 in
- Battery
- 54.7 Wh
- Operating system
- Linux, Windows 10, Windows 11 Pro
- Marketed as a workstation
- No
- Typical electricity use
- 10.7 kWh/yr
- Power in sleep
- 0.4 W
- Power at long idle
- 0.4 W
- Power when off
- 0.2 W
- On the market since
- Apr 2026
- ENERGY STAR certified
- 11 Aug 2026
Certified under the same record
The maker lists these as the same machine or a variant of it: 21YL, TP00145G, TP00145G0.
Source: ENERGY STAR certified business computers dataset, US EPA, record 4612794, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the ThinkPad X13 Gen 7
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 |
| HP OmniBook 7 Laptop AI ENERGY STAR | Notebook | Intel Ultra 9 285H | 32 GB | 16.4 kWh/yr |
| Acer N25H6*** | Notebook | lntel� Come "Ultra 9 285H | 32 GB | 12.7 kWh/yr |
| LG 15Z80T*-* | Notebook | AMD Ryzen AI7 350W | 32 GB | 14.6 kWh/yr |
| HP Pavilion Aero Laptop 13 ENERGY STAR | Notebook | Ryzen 7 | 32 GB | 11.9 kWh/yr |
| Acer N25H5*** | Notebook | lntel� Come "Ultra 9 285H | 32 GB | 13.4 kWh/yr |
Lenovo
More Lenovo business computers
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| 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 |