Apple computer, ENERGY STAR certified
Apple A2786 / A2787
64 GB workstation computer.
Memory
64 GB
Typical electricity use
28.8 kWh/yr
CPU cores
24
Storage
Solid State Drive
Of 60 certified workstation business computers, 19 have a lower typical electricity use than the A2786 / A2787 (28.8 kWh/yr).
Its certified typical electricity use of 28.8 kWh/yr costs about $3.74 a year at 13¢/kWh.
ENERGY STAR has certified this model 2 times, first in Oct 2025. The figures here are from the most recent certification.
- Maker
- Apple
- Model
- A2786 / A2787
- Type
- Workstation
- CPU cores
- 24
- Memory
- 64 GB
- Storage
- Solid State Drive
- Operating system
- Mac OS version 13
- Marketed as a workstation
- Yes
- Typical electricity use
- 28.8 kWh/yr
- Power in sleep
- 3 W
- Power at long idle
- 47.6 W
- Power when off
- 0.7 W
- On the market since
- Jun 2023
- ENERGY STAR certified
- 16 Oct 2025
Source: ENERGY STAR certified business computers dataset, US EPA, record 4513868, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the A2786 / A2787
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| DELL D18U | Workstation | i9-14900 | 64 GB | 7.6 kWh/yr |
| DELL D20U | Workstation | Ultra 9 285 | 64 GB | 12.3 kWh/yr |
| DELL D17S | Workstation | I9-12900 | 64 GB | 11.9 kWh/yr |
| HP Z2 Mini G9 Workstation Desktop PC ENERGY STAR | Workstation | Core i9-12900K 16C 3.20G LGA 30 MB 125W (QY5U) | 64 GB | 9.7 kWh/yr |
| Lenovo ThinkStation P3 Tiny | Workstation | i9-13900 | 64 GB | 11.3 kWh/yr |
| Supermicro SYS-531A-I | Workstation | Intel(R) Xeon(R) w5-2455x | 64 GB | 79.3 kWh/yr |
Apple
More Apple business computers
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| Mac Studio (M5 Ultra) | Desktop | Apple M5 Ultra | 512 GB | 27.5 kWh/yr |
| Mac Studio (M5 Max) | Desktop | Apple M5 Max | 128 GB | 26.2 kWh/yr |
| Mac mini (M5 Pro) | Desktop | Apple M5 Pro | 64 GB | 19.2 kWh/yr |
| Mac mini (M6) | Desktop | Apple M6 | 16 GB | 12.9 kWh/yr |
| A3404 | Notebook | A18 Pro Chip | 8 GB | 6.1 kWh/yr |
| MacBook Pro 16 in. with M5 Max Chip | Notebook | - | 36 GB | 17.9 kWh/yr |
| MacBook Pro 16 in. with M5 Pro Chip | Notebook | - | 24 GB | 17 kWh/yr |
| MacBook Pro 14 in. with M5 Max Chip | Notebook | - | 36 GB | 9.2 kWh/yr |