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DELL computer, ENERGY STAR certified

DELL P115F

128 GB mobile workstation computer, model number Precision 7780.

Memory

128 GB

Processor

Core i9

Typical electricity use

34.8 kWh/yr

NPU installed

No

Of 10 certified mobile workstation business computers, 7 have a lower typical electricity use than the P115F (34.8 kWh/yr).

Its certified typical electricity use of 34.8 kWh/yr costs about $4.52 a year at 13¢/kWh.

Maker
DELL
Model
P115F
Model number
Precision 7780
Type
Mobile Workstation
Processor
Core i9
CPU cores
24
Memory
128 GB
NPU installed
No
Storage
SDD
Screen
17.3 in
Battery
93 Wh
Operating system
Windows 11
Marketed as a workstation
No
Typical electricity use
34.8 kWh/yr
Power in sleep
1.8 W
Power at long idle
1.8 W
Power when off
0.5 W
On the market since
Mar 2024
ENERGY STAR certified
29 Apr 2025

Source: ENERGY STAR certified business computers dataset, US EPA, record 4016432, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the P115F

Certified business computers from other makers, same color class, within 20% of its speed.

ModelTypeProcessorMemoryTypical electricity use
HP HSN-I56CMobile WorkstationCore i9128 GB35.4 kWh/yr

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