Compare Lenovo – 21CH vs Lenovo – 81JX Specifications

21CH 81JX
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 YOGA Chromebook C630
Model Number
21CH 81JX
Additional Model Information
ThinkPad P16s Gen 1 LTE1,21CL,; ThinkPad P16s Gen 1,21CK,; ThinkPad T16 Gen 1LTE1,21CJ, Lenovo Chromebook C340-15,81T9,
Date Available On Market
May 5, 2022 September 14, 2018
Date Certified
November 7, 2023 June 3, 2020
Markets
United States, Switzerland, Taiwan, Japan, Canada United States, Switzerland, Taiwan, Japan, Canada
CB Model Identifier
ES_1037540_21CH_03312022165638_2645032 ES_1037540_81JX_06032020155932_2449984
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 1
Category 2: Processor Brand
AMD N/A
Category 2: Processor Name
Ryzen 7 PRO 6850U N/A
Category 2: Operating System Name
Windows 11 Pro N/A
Category 2: Base Processor Speed Per Core (GHz)
3 N/A
Category 2: Physical CPU Cores (count)
8 N/A
Category 2: System Memory (GB)
32 N/A
Category 2: Long Idle Power Used for Sleep Mode
No N/A
Category 2: Off Mode (watts)
0 N/A
Category 2: Sleep Mode (watts)
1 N/A
Category 2: Long Idle (watts)
1 N/A
Category 2: Short Idle (watts)
5 N/A
Category 2: Base TEC Allowance (kWh)
14 N/A
Category 2: Functional Adder Allowances (kWh)
22 N/A
Category 2: TEC of Model (kWh)
15 N/A
Ethernet Capability
No No
Sleep Mode Default Time Upon Shipment (min.)
10 30
Display Sleep Mode Default Time Upon Shipment (min.)
10 8
WOL (Wake on LAN) From Sleep
Shipped Enabled Under All Conditions N/A
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 N/A
Date Qualified
November 7, 2023 June 3, 2020

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