ENERGY STAR Partner |
Microsoft Corporation |
Microsoft Corporation |
Product Category |
Computers |
Computers |
Type |
Notebook |
Slate/Tablet |
Brand Name |
Microsoft |
Microsoft |
Model Name |
Surface Laptop 4 |
Surface Pro X |
Model Number |
1,959 |
1876 |
Additional Model Information |
,1958, |
N/A |
Date Available On Market |
April 13, 2021 |
November 7, 2019 |
Date Certified |
January 15, 2021 |
December 23, 2019 |
Markets |
United States, Switzerland, Taiwan, Japan, Canada |
United States, Switzerland, Taiwan, Japan, Canada |
CB Model Identifier |
ES_21335_1959_01182021092721_3166979 |
ES_21335_1876_01272020211714_9834332 |
Meets ENERGY STAR Most Efficient 2024 Criteria |
No |
No |
Fuel Type |
Notebook |
Slate/Tablet |
Touch Screen |
Yes |
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 |
N/A |
Category 2: Processor Name |
Ryzen 7 |
Qualcomm Snapdragon SQ1 |
Category 2: Operating System Name |
Windows 10 |
Windows 10 |
Category 2: Base Processor Speed Per Core (GHz) |
2 |
3 |
Category 2: Physical CPU Cores (count) |
8 |
8 |
Category 2: System Memory (GB) |
16 |
16 |
Category 2: Default Low-power Mode |
ALPM |
Alternative Low Mode |
Category 2: Long Idle Power Used for Sleep Mode |
No |
Yes |
Category 2: Off Mode (watts) |
0 |
0.3 |
Category 2: Sleep Mode (watts) |
1 |
1.2 |
Category 2: Long Idle (watts) |
1 |
1.2 |
Category 2: Short Idle (watts) |
4 |
2.9 |
Category 2: Base TEC Allowance (kWh) |
14 |
14 |
Category 2: Functional Adder Allowances (kWh) |
17 |
22.8 |
Category 2: TEC of Model (kWh) |
14 |
13.1 |
Ethernet Capability |
No |
No |
Sleep Mode Default Time Upon Shipment (min.) |
10 |
30 |
Display Sleep Mode Default Time Upon Shipment (min.) |
10 |
10 |
Date Qualified |
January 15, 2021 |
December 23, 2019 |