Compare Lenovo – 21CH vs Lenovo – ThinkBook 14 G4 ABA Specifications

21CH ThinkBook 14 G4 ABA
ENERGY STAR Partner
Lenovo Group Limited Lenovo Group Limited
Product Category
Computers Computers
Type
Notebook Notebook
Brand Name
Lenovo Lenovo
Model Name
ThinkPad T16 Gen 1 ThinkBook 14 G4 ABA
Model Number
21CH ThinkBook 14 G4 ABA
Additional Model Information
ThinkPad P16s Gen 1 LTE1,21CL,; ThinkPad P16s Gen 1,21CK,; ThinkPad T16 Gen 1LTE1,21CJ, Lenovo K4e-ABA,Lenovo K4e-ABA,; ZhaoYangK4e-ABA,ZhaoYangK4e-ABA,
Date Available On Market
May 5, 2022 March 7, 2022
Date Certified
November 7, 2023 January 13, 2022
Markets
United States, Switzerland, Taiwan, Japan, Canada United States, Switzerland, Taiwan, Japan, Canada
CB Model Identifier
ES_1037540_21CH_03312022165638_2645032 ES_1037540_ThinkBook 14 G4 ABA_01142022094041_7204083
Meets ENERGY STAR Most Efficient 2024 Criteria
No No
Fuel Type
Notebook Notebook
Touch Screen
No No
Notebooks, Desktops, Integrated Computers, Slate/Tablets, Two-in-one Notebooks, and Portable All-in-ones Category for TEC (Typical Energy Consumption) Criteria
2 2
Category 2: Processor Brand
AMD AMD
Category 2: Processor Name
Ryzen 7 PRO 6850U Ryzen 7
Category 2: Operating System Name
Windows 11 Pro Windows 11
Category 2: Base Processor Speed Per Core (GHz)
3 2
Category 2: Physical CPU Cores (count)
8 8
Category 2: System Memory (GB)
32 40
Category 2: Long Idle Power Used for Sleep Mode
No No
Category 2: Off Mode (watts)
0 0.3
Category 2: Sleep Mode (watts)
1 0.9
Category 2: Long Idle (watts)
1 3.3
Category 2: Short Idle (watts)
5 4.9
Category 2: Base TEC Allowance (kWh)
14 14
Category 2: Functional Adder Allowances (kWh)
22 22.3
Category 2: TEC of Model (kWh)
15 19.3
Ethernet Capability
No Yes
Sleep Mode Default Time Upon Shipment (min.)
10 20
Display Sleep Mode Default Time Upon Shipment (min.)
10 10
WOL (Wake on LAN) From Sleep
Shipped Enabled Under All Conditions Shipped Enabled Under All Conditions
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?
No Yes
Date Qualified
November 7, 2023 January 13, 2022

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