Dell OptiPlex 3020 Dell OptiPlex 3020-Small Form Factor Owners Manual - Page 58

support Serial / PS/2 Add-in Bracket or Serial / Parallel Port - serial port

Page 58 highlights

Table 19. Audio Feature Integrated Table 20. Network Feature Integrated Table 21. System Information Feature System chipset DMA Channels Interrupt Levels BIOS Chip (NVRAM) Table 22. Expansion Bus Feature Bus Type Bus Speed: Table 23. Drives Feature Externally accessible: Internally accessible Table 24. External Connectors Feature Audio Front Panel Back Panel Network Adapter Serial Parallel USB 58 Specification Realtek ALC3220 High Definition Audio, Line in(MIC)/Line out port on rear side and MIC/HP on front I/O side Specification Realtek RTL8151GD GIGABIT ETHERNET LAN 10/100/1000 Specification Intel H81 Chipset Seven Programmable Channels 64Mbit (8MB) Specification PCIex16 *1/PCIex1 PCIex16 support Gen2 5Gbps/PCIex1 support gen 2 5Gbps Specification ODD is externally accessible HDD is internally accessible Specification Line in(MIC)/Line out port on rear side and MIC/HP on front I/O side USB2.0 *2 and MIC*1 /HP *1 supported on front panel VGA *1/DP*1/RJ45*1/USB3.0*2/USB2.0*4/Line in(MIC) *1/ Line out *1 support Broadcom NetXtreme 10/100/1000 PCIe Gigabit Networking Card support Serial / PS/2 Add-in Bracket or Serial / Parallel Port PCIe Add-in Card Serial / Parallel Port PCIe Add-in Card USB 2.0 (Front / Rear / Internal) is 2 /4 /0 and USB 3.0 (Front / Rear / Internal) is 0 / 2 / 0

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Table 19. Audio
Feature
Specification
Integrated
Realtek ALC3220 High Definition Audio, Line in(MIC)/Line
out port on rear side and MIC/HP on front I/O side
Table 20. Network
Feature
Specification
Integrated
Realtek RTL8151GD GIGABIT ETHERNET LAN 10/100/1000
Table 21. System Information
Feature
Specification
System chipset
Intel H81 Chipset
DMA Channels
Seven Programmable Channels
Interrupt Levels
BIOS Chip (NVRAM)
64Mbit (8MB)
Table 22. Expansion Bus
Feature
Specification
Bus Type
PCIex16 *1/PCIex1
Bus Speed:
PCIex16 support Gen2 5Gbps/PCIex1 support gen 2 5Gbps
Table 23. Drives
Feature
Specification
Externally accessible:
ODD is externally accessible
Internally accessible
HDD is internally accessible
Table 24. External Connectors
Feature
Specification
Audio
Line in(MIC)/Line out port on rear side and MIC/HP on front
I/O side
Front Panel
USB2.0 *2 and MIC*1 /HP *1 supported on front panel
Back Panel
VGA *1/DP*1/RJ45*1/USB3.0*2/USB2.0*4/Line in(MIC) *1/
Line out *1
Network Adapter
support Broadcom NetXtreme 10/100/1000 PCIe Gigabit
Networking Card
Serial
support Serial / PS/2 Add-in Bracket or Serial / Parallel Port
PCIe Add-in Card
Parallel
Serial / Parallel Port PCIe Add-in Card
USB
USB 2.0 (Front / Rear / Internal) is 2 /4 /0 and USB 3.0
(Front / Rear / Internal) is 0 / 2 / 0
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