This is a used Dell Optiplrx GX1 Desktop. It has been tested see below.  The case is heavily yellowed, and has some wear/scratches. There is no broken/missing plastic. The hard drive has been fully DoD wiped and Windows 98 SE reinstalled from CD-ROM. 

This desktop is being sold AS IS, no returns. Please look closely at the pictures above, what you see is what you get. 

Specs:

• Processor: Pentium II @ 400MHz
• Memory: 128Mb ECC DDR 
• Hard Drive: (original) 6Gb
• On-board audio (Working)
• On-board NIC (Working)
• 3.5" Floppy (NOT WORKING)
• CD Drive (Working)