Lenovo computer, ENERGY STAR certified
Lenovo ThinkStation P4
256 GB workstation computer, model number 30KN.
Memory
256 GB
Processor
Ryzen 9 PRO 9965X3D 16-Core Processor
Typical electricity use
38.3 kWh/yr
CPU cores
16
Of 60 certified workstation business computers, 23 have a lower typical electricity use than the ThinkStation P4 (38.3 kWh/yr).
Its certified typical electricity use of 38.3 kWh/yr costs about $4.98 a year at 13¢/kWh.
- Maker
- Lenovo
- Model
- ThinkStation P4
- Model number
- 30KN
- Type
- Workstation
- Processor
- Ryzen 9 PRO 9965X3D 16-Core Processor
- CPU cores
- 16
- Memory
- 256 GB
- Storage
- Hard Disk Drive, Solid State Drive
- Operating system
- Ubuntu, Window 11 Pro
- Marketed as a workstation
- Yes
- Typical electricity use
- 38.3 kWh/yr
- Power in sleep
- 2.5 W
- Power at long idle
- 66.2 W
- Power when off
- 1.4 W
- On the market since
- May 2026
- ENERGY STAR certified
- 7 May 2026
Certified under the same record
The maker lists these as the same machine or a variant of it: 30KQ, 30KR, 30KS, 30KT, 30KU, 30KV.
Source: ENERGY STAR certified business computers dataset, US EPA, record 4610714, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the ThinkStation P4
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| ASUS Pro ET700I W7 | Workstation | Xeon | 256 GB | 82.3 kWh/yr |
| HP Z4 Rack G5 Workstation ENERGY STAR | Workstation | Xeon W7-2495X | 256 GB | 64.6 kWh/yr |
| Supermicro AS -531AW-TC | Workstation | Ryzen Threadripper PRO 7965WX | 256 GB | 233 kWh/yr |
| HP Z2 SFF G1i Workstation ENERGY STAR | Workstation | Core Ultra 9 285K | 192 GB | 8.8 kWh/yr |
| HP Z2 Tower G1i Workstation ENERGY STAR | Workstation | Core Ultra 9 285K | 192 GB | 19.3 kWh/yr |
| ASUS Pro ER100A B6 | Workstation | EPYC 4584PX | 192 GB | 40.8 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 |