Fusion-io ioDrive Typical Power Consumption
The ioDrive power consumption varies by device capacity as well as external temperature:
|
|
80GB/160GB
(SLC-based)
|
320GB
(MLC-based)
|
|
|
|
|
|
Idle
|
4 watts
|
4 watts
|
|
100% Read
|
9 watts
|
8 watts
|
|
100% Write
|
12 watts
|
15 watts
|
Note: Typical power draw at 25C. Add 3 watts draw when running at the ioDrive's maximum temperature of 50C. Future product power needs may vary.
When power budgeting, Fusion-io recommends an additional 3-watt buffer to account for card-to-card variations. With this 3-watt buffer, plus the 3 watts for possible maximum temperature operation, this results in a budget of:
|
ioDrive
|
Power Budget
|
|
|
|
|
80GB/160GB (SLC)
|
18
watts (1.5A at 12V)
|
|
320GB (MLC)
|
21
watts (1.75A at 12V)
|