21C3 by Lenovo – Specifications

Introducing the Lenovo ThinkPad L15 Gen 3, a state-of-the-art Notebook designed for the modern consumer.

This model, 21C3, is part of the ENERGY STAR certified products and is brought to you by Lenovo Group Limited.

Key Features:

  • Additional Model Information: ThinkPad L15 Gen 3 SWG,21C4,
  • Date Available On Market: March 25, 2022
  • Date Certified: March 3, 2022
  • Markets: United States, Switzerland, Taiwan, Japan, Canada
  • CB Model Identifier: ES_1037540_21C3_03032022163537_1383920
  • Meets ENERGY STAR Most Efficient 2024 Criteria: No

Available in United States, Switzerland, Taiwan, Japan, Canada markets, the Lenovo ThinkPad L15 Gen 3 is the perfect addition to any home, offering both performance and energy efficiency.

Release Date: March 25, 2022 Qualified Date: March 3, 2022

Don't miss out on this high-performance, energy-efficient Notebook.

Get yours today and enjoy the ultimate viewing experience!

Full Specifications of 21C3

ENERGY STAR PartnerLenovo Group Limited
Product CategoryComputers
TypeNotebook
Brand NameLenovo
Model NameThinkPad L15 Gen 3
Model Number21C3
Additional Model InformationThinkPad L15 Gen 3 SWG,21C4,
Date Available On MarketMarch 25, 2022
Date CertifiedMarch 3, 2022
MarketsUnited States, Switzerland, Taiwan, Japan, Canada
CB Model IdentifierES_1037540_21C3_03032022163537_1383920
Meets ENERGY STAR Most Efficient 2024 CriteriaNo
Fuel TypeNotebook
Touch ScreenYes
Notebooks, Desktops, Integrated Computers, Slate/Tablets, Two-in-one Notebooks, and Portable All-in-ones Category for TEC (Typical Energy Consumption) Criteria2,1
Category 1: Processor BrandIntel
Category 1: Processor NamePentium Gold 8505
Category 1: Operating System NameUbuntu,Linux,, Windows 11; Windows 10 Pro; Windows 11 Pro
Category 1: Base Processor Speed Per Core (GHz)1
Category 1: Physical CPU Cores (count)5
Category 1: System Memory (GB)64
Category 1: Default Low-power ModeALPM
Category 1: Long Idle Power Used for Sleep ModeNo
Category 1: Off Mode (watts)0
Category 1: Sleep Mode (watts)1
Category 1: Long Idle (watts)1
Category 1: Short Idle (watts)7
Category 1: Base TEC Allowance (kWh)8
Category 1: Functional Adder Allowances (kWh)31
Category 1: TEC of Model (kWh)22
Category 2: Processor BrandIntel
Category 2: Processor NameCore i7
Category 2: Operating System NameUbuntu,Linux,, Windows 11; Windows 10 Pro; Windows 11 Pro
Category 2: Base Processor Speed Per Core (GHz)2
Category 2: Physical CPU Cores (count)12
Category 2: System Memory (GB)64
Category 2: Default Low-power ModeALPM
Category 2: Long Idle Power Used for Sleep ModeNo
Category 2: Off Mode (watts)0
Category 2: Sleep Mode (watts)1
Category 2: Long Idle (watts)1
Category 2: Short Idle (watts)8
Category 2: Base TEC Allowance (kWh)14
Category 2: Functional Adder Allowances (kWh)31
Category 2: TEC of Model (kWh)23
Ethernet CapabilityYes
Sleep Mode Default Time Upon Shipment (min.)30
Display Sleep Mode Default Time Upon Shipment (min.)10
WOL (Wake on LAN) From SleepShipped Disabled
Will the Speed of Any Active 1 GB/s or Higher Ethernet Network Links be Reduced to Less Than 1 GB/s When Transitioning to Sleep or Off Mode?Yes
Date QualifiedMarch 3, 2022

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