Business computersENERGY STAR certified
Lenovo ThinkStation P5 Gen 2
1,024 GB workstation computer, model number 30KB.
Memory
1,024 GB
Processor
Xeon® 678X
Typical electricity use
82.8 kWh/yr
CPU cores
48
Of 60 certified workstation business computers, 45 have a lower typical electricity use than the ThinkStation P5 Gen 2 (82.8 kWh/yr).
Its certified typical electricity use of 82.8 kWh/yr costs about $11 a year at 13¢/kWh.
- Maker
- Lenovo
- Model
- ThinkStation P5 Gen 2
- Model number
- 30KB
- Type
- Workstation
- Processor
- Xeon® 678X
- CPU cores
- 48
- Memory
- 1,024 GB
- Storage
- Solid State Drive, Hard Disk Drive
- Operating system
- Ubuntu, Window 11 Pro
- Marketed as a workstation
- Yes
- Typical electricity use
- 82.8 kWh/yr
- Power in sleep
- 13.5 W
- Power at long idle
- 132 W
- Power when off
- 10 W
- On the market since
- Feb 2026
- ENERGY STAR certified
- 13 Feb 2026
Certified under the same record
The maker lists these as the same machine or a variant of it: 30KC, 30KD, 30KE, 30KF, 30KG, 30KH, 30KJ.
Source: ENERGY STAR certified business computers dataset, US EPA, record 4570059, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the ThinkStation P5 Gen 2
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| HP Z6 G5 A Workstation ENERGY STAR | Workstation | Ryzen Threadripper PRO 9995WX | 1,024 GB | 55.1 kWh/yr |
| HP Z6 G5 Workstation ENERGY STAR | Workstation | Xeon(R) W7_3465x | 1,024 GB | 88.2 kWh/yr |
| HP Z8 G5 Workstation ENERGY STAR | Workstation | Intel(R) Xeon(R) Gold 6430 | 1,024 GB | 108 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 |