Is your feature request related to a problem? Please describe.
No.

Describe the solution you'd like
86box support Dell OptiPlex GN+

Additional context

Mainboard Info:
https://theretroweb.com/motherboards/s/dell-optiplex-gn,-optiplex-gn

Mainboard bios download:
Gn_a11.zip

Mainboard Chipset Info:

• Intel 430TX (PCIset TX Triton II)
  https://theretroweb.com/chip/documentation/297738-64af150218d36851840959.pdf
  https://theretroweb.com/chipset/documentation/29773901-649d9a7dd13f0398505276.pdf
  https://theretroweb.com/chipset/documentation/82439tx-61f86713c31d1819447673.pdf
  https://theretroweb.com/chipset/documentation/29061301-649d9a7dd02fa942915375.pdf

• S3 86C775
  http://old.vgamuseum.info/images/stories/doc/s3/trio64v2.pdf
  

• Creative CT2510 (Vibra 16X)

• 3Com 3C905B Integrated Network Card
  https://www.artisantg.com/info/HP_3Com_3C905_TX_Manual_2018813133359.pdf
  

Computer Photo:

Screenshot of Dell OptiPlex GN+ running in 86box using [i430TX] ADLink NuPRO-592 machine config:

86box CFG & NVR file:
CFG & NVR.zip

Youtube video:
https://www.youtube.com/watch?v=0R2UZvv-ZtQ

thank you.