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ASUS computer, ENERGY STAR certified

ASUS PN42-S

16 GB desktop computer.

Memory

16 GB

Processor

Celeron

Typical electricity use

21.3 kWh/yr

NPU installed

No

Of 247 certified desktop business computers, 29 have a lower typical electricity use than the PN42-S (21.3 kWh/yr).

Its certified typical electricity use of 21.3 kWh/yr costs about $2.77 a year at 13¢/kWh.

Maker
ASUS
Model
PN42-S
Type
Desktop
Processor
Celeron
CPU cores
2
Memory
16 GB
NPU installed
No
Storage
SSD
Operating system
Windows 11 Pro
Typical electricity use
21.3 kWh/yr
Power in sleep
0.8 W
Power at long idle
4.2 W
Power when off
0.6 W
On the market since
Apr 2023
ENERGY STAR certified
9 Jun 2025

Source: ENERGY STAR certified business computers dataset, US EPA, record 4430170, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the PN42-S

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

ModelTypeProcessorMemoryTypical electricity use
Lenovo IdeaCentre Mini 01Q8X10DesktopSnapdragon X Plus - X1P6410016 GB17.9 kWh/yr
Lenovo ThinkCentre neo 50q QCDesktopSnapdragon X Plus - X1P4210016 GB14.7 kWh/yr
Acer D25Q1DesktopCore 316 GB15.1 kWh/yr
Intel NUC12WSHDesktopCore i716 GB27.6 kWh/yr
Acer MP24U01 (ADL/RPL H)DesktopCore(TM) I5-12450H16 GB26.5 kWh/yr
YASHI YY80100DesktopCore i516 GB39.7 kWh/yr

ASUS

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