Storage
This section lists the storage options on your Precision 3581.
Your Precision 3581 supports Two M.2 2230/2280 solid-state drives
Table 12. Storage specifications
Storage type Interface type Capacity
M.2 2230/2280 solid-state drive PCIe Gen4 x4 NVMe, up to 64 Gbps 2 TB
M.2 2230 self-encrypting drive PCIe Gen4 x4 NVMe, up to 64 Gbps 256 GB
Media-card reader
The following table lists the media-card reader specifications of your Precision 3581.
Table 13. Media-card reader (standard offering)
Description Values
Media supported (Maximum capacity supported will vary by Flash Media Types)
Media Supported
● Micro Secure Digital (mSD)
● Micro Secure Digital High Capacity (mSDHC)
● Micro Secure Digital Extended Capacity (mSDXC)
Support Specification Versions microSD 4.0 card
Keyboard
The following table lists the keyboard specifications of your Precision 3581.
Table 14. Keyboard specifications
Description Values
Keyboard type
Standard keyboard
Keyboard layout
QWERTY
Number of keys
● United States and Canada: 99 keys
● United Kingdom: 100 keys
● Japan: 103 keys
● Canada: 99 keys
● French-Canadian Quebec: 100 keys
● French-Canadian: 99 keys
Keyboard size
X=18.05 mm key pitch
Y=18.05 mm key pitch
Key distance (Key size: X/Y)
X=15.05 mm
Y=15.05 mm
Keyboard shortcuts
Some keys on your keyboard have two symbols on them.
These keys can be used to type alternate characters or to
perform secondary functions. To type the alternate character,
Specifications of Precision 3581 17
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