Two 5.25 inch, half-height 1.6 inch, external access, optical drives

One 3.5 inch, slim-line 1 inch, external access, diskette drive

One 3.5 inch, slim-line 1 inch, internal access, hard disk drive

Eight USB ( two in front, six in back) [Ver 2.0]

One ethernet RJ-45

Two serial 9-pin 16550 compatible (one cabled, one optional)

One parallel (EPP, ECP), IEEE 1284

Keyboard, monitor, and mouse ports

Audio line in, headphone out, and microphone in jacks

Slot 1: full length, 16 lane PCI Express (graphics)

Slot 2: half length, 1 lane PCI Express

Slot 3: half length PCI

Slot 4: half length PCI