| ENERGY STAR Partner |
| Intel Corporation |
Intel Corporation |
| Product Category |
| Computers |
Computers |
| Type |
| Notebook |
Notebook |
| Brand Name |
| Intel |
Intel |
| Model Name |
| Laptop |
LAPTOP |
| Model Number |
| AC57 |
KC57 |
| Date Available On Market |
| July 1, 2022 |
August 1, 2021 |
| Date Certified |
| June 2, 2022 |
July 1, 2021 |
| Markets |
| United States, Switzerland, Taiwan, Japan, Canada |
United States, Switzerland, Japan |
| CB Model Identifier |
| ES_41192_AC57_20225102104538_1055933 |
ES_41192_KC57_20215123092735_1188877 |
| Meets ENERGY STAR Most Efficient 2024 Criteria |
| No |
No |
| Fuel Type |
| Notebook |
Notebook |
| Touch Screen |
| Yes |
Yes |
| 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 0: Long Idle Power Used for Sleep Mode |
| No |
No |
| Category 2: Processor Brand |
| Intel |
Intel |
| Category 2: Base Processor Speed Per Core (GHz) |
| 2 |
2.3 |
| Category 2: Physical CPU Cores (count) |
| 14 |
8 |
| Category 2: System Memory (GB) |
| 32 |
32 |
| Category 2: Default Low-power Mode |
| None |
None |
| Category 2: Long Idle Power Used for Sleep Mode |
| Yes |
No |
| Category 2: Off Mode (watts) |
| 1 |
1 |
| Category 2: Sleep Mode (watts) |
| 1 |
1.7 |
| Category 2: Long Idle (watts) |
| 4 |
8.1 |
| Category 2: Short Idle (watts) |
| 11 |
9.9 |
| Category 2: Base TEC Allowance (kWh) |
| 14 |
14 |
| Category 2: Functional Adder Allowances (kWh) |
| 55 |
61.9 |
| Category 2: TEC of Model (kWh) |
| 37 |
40.9 |
| Ethernet Capability |
| Yes |
Yes |
| Sleep Mode Default Time Upon Shipment (min.) |
| 30 |
30 |
| Display Sleep Mode Default Time Upon Shipment (min.) |
| 15 |
10 |
| Date Qualified |
| June 2, 2022 |
July 1, 2021 |
