Dell OptiPlex 9020 Technical Manualbook page 36

Serial / Parallel Port
PCIe Add-in Card
Connector Type
Data Rates Supported
Controller Details
Controller
Controller Bus
Architecture
Driver Support
Full height
Serial/Parallel add in
dongle
Environmental
Operating Temperature
Operating Humidity
Storage Temperature
Dell - Internal Use - Confidential
36 Room for text | Dell Inc., 2014
SFF
IEEE1284
Maximum 1.8MBp
SUNIX SUN2212
PCI Express Spec 2.0, Single-Lane (x1)
Microsoft Client XP/Vista/7/8 (X86/X64)
Microsoft Server 2000/2003/2008/2008 R2 (X86/X64)
Linux 2.4.x/2.6.x/3.x
DOS
Optional
0 to 60°C (32 to 140°F)
5 to 95% RH
-20 to 85°C (-4 to 185°F)