Dell OptiPlex 9020 (Mid 2013) - Manual (Page 54)

Table 19. Network
Feature Specification
Integrated Intel I217LM Ethernet capable of 10/100/1000 Mb/s
communication
Table 20. System Information
Feature Specification
System chipset Intel 8 series Express chipset
DMA Channels two 8237 DMA controllers with seven independently
programmable channels
Interrupt Levels Integrated I/O APIC capability with 24 interrupts
BIOS Chip (NVRAM) 12 MB
Table 21. Expansion Bus
Feature Specification
Bus Type PCIe gen2, gen3 (x16), USB 2.0, and USB 3.0
Bus Speed PCI Express:
• x1-slot bidirectional speed–500 MB/s
• x16-slot bidirectional speed–16 GB/s
SATA: 1.5 Gbps, 3.0 Gbps, and 6 Gbps
Table 22. Cards
Feature Specification
PCI:
Mini-Tower up to one full-height card
Small Form Factor none
Ultra Small Form Factor none
PCI Express x1:
Mini-Tower up to three full-height cards
Small Form Factor up to two low-profile cards
Ultra Small Form Factor none
PCI-Express x16:
Mini-Tower up to two full-height cards
Small Form Factor up to two low-profile cards
Ultra Small Form Factor none
Mini PCI Express:
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