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Samsung computer, ENERGY STAR certified

Samsung NP940XJG

32 GB notebook computer.

Memory

32 GB

Processor

Intel(R) Core(TM) Ultra X7 358H

Typical electricity use

9.2 kWh/yr

NPU installed

Yes

Of 980 certified notebook business computers, 90 have a lower typical electricity use than the NP940XJG (9.2 kWh/yr).

Its certified typical electricity use of 9.2 kWh/yr costs about $1.20 a year at 13¢/kWh.

Maker
Samsung
Model
NP940XJG
Type
Notebook
Processor
Intel(R) Core(TM) Ultra X7 358H
CPU cores
16
Memory
32 GB
NPU installed
Yes
Storage
M.2 2280 PCIe 4.0 Dramless SSD
Screen
14 in
Battery
65.9 Wh
Operating system
Windows 11
Marketed as a workstation
No
Typical electricity use
9.2 kWh/yr
Power in sleep
0.5 W
Power at long idle
0.5 W
Power when off
0.2 W
On the market since
Jan 2026
ENERGY STAR certified
27 Nov 2025

Certified under the same record

The maker lists these as the same machine or a variant of it: NP940XJT, Same as basic model except for model designation., NP944XJG, NP944XJT.

Source: ENERGY STAR certified business computers dataset, US EPA, record 4517315, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the NP940XJG

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

ModelTypeProcessorMemoryTypical electricity use
HP 16-afNotebookCore Ultra 732 GB14.2 kWh/yr
Lenovo ThinkBook 16 G7 QOYNotebookX12610032 GB10.3 kWh/yr
Lenovo ThinkBook 16 G7+ AHPNotebookRyzen 732 GB18.5 kWh/yr
Lenovo ThinkBook 14 G7+ AHPNotebookRyzen 732 GB16.4 kWh/yr
Lenovo IdeaPad Slim 3 15Q8X10NotebookX1P4210032 GB13.4 kWh/yr
HP OmniBook 7 Laptop AI ENERGY STARNotebookIntel Ultra 9 285H32 GB16.4 kWh/yr

Samsung

More Samsung business computers

ModelTypeProcessorMemoryTypical electricity use
NP740VJKNotebookIntel Core 3 31016 GB11.4 kWh/yr
SM-X940Slate/Tablet-16 GB9.8 kWh/yr
SM-X848USlate/Tablet-32 GB8.1 kWh/yr
NP960XRDNotebookSnapdragon X2 Elite X2E-88-10032 GB14.8 kWh/yr
NP764BJGNotebookIntel / Intel(R) Core(TM) Ultra 7 35532 GB9.2 kWh/yr
NP740VJGNotebookIntel / Intel(R) Core(TM) Ultra 7 35532 GB8 kWh/yr
NP960UJGNotebookIntel / Intel(R) Core(TM) Ultra X7 358H64 GB11.1 kWh/yr
NP760XJGNotebookIntel / Intel(R) Core(TM) Ultra 7 35532 GB14.4 kWh/yr

All Samsung business computers