Lenovo computer, ENERGY STAR certified
Lenovo 13K4
256 GB desktop computer.
Memory
256 GB
Processor
Core(TM) i9-14900F
Typical electricity use
121 kWh/yr
NPU installed
No
Of 247 certified desktop business computers, 245 have a lower typical electricity use than the 13K4 (121 kWh/yr).
Its certified typical electricity use of 121 kWh/yr costs about $16 a year at 13¢/kWh.
- Maker
- Lenovo
- Model
- 13K4
- Type
- Desktop
- Processor
- Core(TM) i9-14900F
- CPU cores
- 24
- Memory
- 256 GB
- NPU installed
- No
- Storage
- 3.5 inch HDD, SSD
- Operating system
- Windows 11
- Typical electricity use
- 121 kWh/yr
- Power in sleep
- 1.8 W
- Power at long idle
- 24.3 W
- Power when off
- 1 W
- On the market since
- Mar 2026
- ENERGY STAR certified
- 25 Feb 2026
Certified under the same record
The maker lists these as the same machine or a variant of it: ThinkCentre X Tower, 13LD.
Source: ENERGY STAR certified business computers dataset, US EPA, record 4572732, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the 13K4
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| Howard Industries Q670MKB | Desktop | Core i7 | 192 GB | 99.1 kWh/yr |
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