Dell D03T

Table 7. External ports (continued)
Description Values
Power-adapter port
Not supported
Security-cable slot
● One Kensington security-cable slot
● One Padlock ring
Internal slots
The following table lists the internal slots of your Precision 7865 Tower.
Table 8. Internal slots
Description Values
SATA
● Two SATA 3.0 slots for 3.5-inch/2.5-inch hard drive and
slim optical drive
● Two SATA 3.0 slots for externally facing storage flexbay
PCIe Expansion
● Two full-height Gen4 PCIe x16 slot
● Three full-height Gen4 PCIe x8 slot
M.2
● Two M.2 2230/2280 slot for PCIe NVMe Gen4 solid-state
drive
● Two M.2 2230/2280 slot for externally facing PCIe NVMe
Gen4 storage flexbays
NOTE: To learn more about the features of different
types of M.2 cards, see the knowledge base article
000144170 at www.dell.com/support.
Ethernet
The following table lists the wired Ethernet Local Area Network (LAN) specifications of your Precision 7865 Tower.
Table 9. Ethernet specifications
Description Values
Model number
● Realtek RTL8111-EPP USB 2.0 for DASH Manageability
● Marvel AQC113CS
Transfer rate
● 1 Gbps
● 10 Gbps
Wireless module
The following table lists the Wireless Local Area Network (WLAN) module supported on your Precision 7865 Tower.
Table 10. Wireless module specifications
Description Values
Model number
Qualcomm WCN6856-DBS
Transfer rate
Up to 3571 Mbps
Specifications of Precision 7865 Tower 15