1x VGA Port D-Sub,
1x DP,
Audio in/out back/front 1
4 External USB 3.0 ports 2 front, 2 rear and 6 External USB 2.0 ports 2 front, 4 rear, VGA, Serial, DP, RJ-45, 2 L/I, 2 L/O, PS/2 2
Four 4 USB 2.0, Audio I/O Rear: 4 USB 3.0, 2 USB 2.0, VGA, DP, RJ-45, Serial, Two 2 PS/2, Audio I/O, Front: 3
Front- Two 2 USB 3.0, Two 2 audio I/O, Back- Two 2 USB 3.0, Two 2 USB 2.0, VGA, DisplayPort, LAN, Audio I/O, PS/2 1
Front: 4 USB 2.0, audio I/O, Rear: 4 USB 2.0, VGA, DVI-D, RJ-45, Serial, PS/2, Audio I/O 1
Front: 2 USB 3.0, 2 USB 2.0, Audio I/O, Rear: 2 USB 3.0, 4 USB 2.0, VGA, DP, RJ-45, Audio I/O,PS/2 1
Front: Four 4 USB 2.0, Audio I/O, Rear: Four 4 USB 3.0, Two 2 USB 2.0,Serial, VGA, DP, RJ-45, Audio I/O, Two 2 PS/2 1
Front: Four 4 USB 2.0, Audio I/O, Rear: Six 6 USB 2.0, Audio I/0, Two2 Display Port 4
Front: Four 4 USB 2.0, Audio I/O, Rear: Six 6 USB 2.0, Serial, VGA, DP,RJ-45, Two 2 PS/2, Audio I/O 1
Front: Two 2 USB 2.0, Audio I/O, Rear: Four 4 USB 2.0, VGA, DVI, RJ-45, Audio I/O 3
Front: Two 2 USB 2.0, Audio I/O, Rear: Six 6 USB 2.0, VGA, HDMI, RJ-45, Audio I/O 1
Front: Two 2 USB 2.0, Two 2 USB 3.0, Audio I/O, Internal: Two 2 USB 2.0, Exterrnal: Two 2 USB 3.0, Four 4 USB 2.0, VGA, Two 2 DP, RJ-45, Serial, Two 2 PS/2 10
Front: Two2 USB 3.0, Two 2 USB 2.0 , Rear: Four 4 USB 2.0, Two 2 DP, VGA, Serial, RJ-45, Audio I/O, PS/2 2
Front: Two 2 USB 3.0, Two 2 USB 2.0 Audio I/O, Rear: Two 2 USB 3.0, Four 4 USB 2.0, VGA, Two 2 DP, RJ-45, Serial, Two 2 PS/2, Audio I/O 2
Front: Two 2 USB 3.0, Two 2 USB 2.0, Audio I/0, Rear: Two 2 USB 3.0, Four 4 USB 2.0, VGA, DP, RJ-45, Serial, PS/2, Audio I/O 10
Front: Two 2 USB 3.0, Two 2 USB 2.0, Audio I/O, Rear: Two 2 USB 3.0, Four 4 USB 2.0, RJ-45, VGA, DP, Audio I/O, PS/2 5
Front: Two 2 USB 3.0, Two 2 USB 2.0, Audio I/O Rear: Two 2 USB 3.0, Two2 USB 2.0, Two 2 DP, VGA, RJ-45, Serial, Αudio Ι/Ο, Two 2 PS/2 1
Front: Two 2 USB 3.0, Two 2 USB 2.0, Headphone/Mic, Rear: Four 4 USB 2.0, VGA, DVI-D, Serial 4
Front: Four 4 USB, microphone, headphone, Rear: Six 6 USB, Serial, DP, VGA,RJ-45, Stereo L/I, Speakers L/O 1
Front: Four 4 USB, microphone, headphone, Rear: Six 6 USB,VGA,Serial, DP, Stereo line in, Speakers line out, PS/2 4
Front: Four 4 USB, microphone, headphone, Rear: Six 6 USB, VGA, Serial, Two 2 DP, Audio I/O, PS/2 3
Front: Four 4 USB 2.0, Audio I/O, Rear: Four 4 USB 2.0, Two 2 USB 3.0, 2 x USB internal, VGA, DP, DVI, Serial, PS/2, Audio I/O 1
Front: One 1 USB Type-C 3.0, Two 2 USB 3.0 one includes fast charging, Audio I/O Rear: Four 4 USB 3.0, VGA, DP, RJ-45, 1
Front: Two 2 USB, Audio I/O Rear: Six 6 USB, VGA, DP, Serial, Audio I/O 1
Front: Two 2 USB, microphone, headphone Rear: Four 4 USB, Stereo Line In/Out, VGA, DP 3
Front: Two 2 USB 2.0 one includes fast charging, Two 2 USB 3.0, Audio I/O Rear: Six 6 USB 3.0, VGA, Two 2 DP, RJ-45, PS/2, Serial, Audio I/O 2
Front: Two 2 USB 2.0 , Audio I/O Rear: Four 4 USB 3.0, Two 2 USB 2.0, VGA,DP, RJ-45, Audio I/O 3
Front: Two 2 USB 2.0, Audio I/O, Rear: Six 6 USB 2.0, RJ-45, VGA, HDMI, Audio I/O 1
Front: Two 2 USB 2.0, Audio I/O, Rear: Six 6 USB 2.0, VGA, HDMI, RJ-45, Audio I/O 1
Front: Two 2 USB 2.0, Audio I/O Rear: Four 4 USB 3.0, Two 2 USB 2.0, Audio I/O VGA, DP 1
Front: Two 2 USB 2.0, microphone, Audio I/O Rear: Six 6 USB 2.0, VGA, DP, RJ-45, Audio I/O, Two 2 PS/2 1
Front: Two 2 USB 2.0, microphone, headphone - Rear: Six 6 USB 2.0, VGA, HDMI, RJ-45, Stereo L/I, Speakers L/O, Microphone L/O 1
Front: Two 2 USB 3.0 , Audio I/O Rear: Two 2 USB 3.0, Four 4 USB 2.0, VGA, Two 2 DP, RJ-45, Serial, Audio I/O, parallel 25-pin optional 4
Front: Two 2 USB 3.0, Audio I/O Rear: Four 4 USB 3.0, Two 2 USB 2.0, Serial, VGA, Two 2 DP, RJ-45, Audio I/O 4
Front: Two 2 USB 3.0, microphone, headphone Rear: Two 2 USB 3.0, One 1 USB 2.0, RJ-45, VGA, DP 4
Rear: 4 USB 3.0, 2 USB 2.0, Serial , Two 2 PS/2, Audio I/O, VGA, DP,RJ-45 Front: 4 USB 2.0, Audio I/O 5
Rear: 6 USB, 1 serial port, 2 PS/2, audio in/out, Front: 4 USB, audio ports 3
Rear: 6 USB, VGA, Serial, DP, 2 PS/2, audio in/out, Front: 4 USB, audio ports 3
Rear: 6 USB, audio in/out, Front: 4 USB, audio ports 1
Rear: Six 6 USB 2.0, Audio I/O, Front: Four 4 USB 2.0, Audio I/O, DP, VGA, RJ-45 1
