Dell OptiPlex 740 - Manual (Page 170)

Video
Type nVidia integrated video (DirectX 9.0c Shader Model
3.0 Graphics Processing Unit), PCI Express x16
graphics card, or DVI graphics card.
Audio
Type Sigma Tel 9200 CODEC (2.1 Channel Audio)
Stereo conversion 24-bit analog-to-digital; 24-bit digital-to-analog
Controllers
Drives one SATA controller supporting two devices
Expansion Bus
Bus type PCI 2.3
PCI Express 1.0A
SATA 1.0A and 2.0
USB 2.0
Bus speed PCI: 133 MB/s
PCI Express x16: 40 GB/s bidirectional speed
SATA: 1.5 Gbps and 3.0 Gbps
USB: 480-Mbps high speed, 12-Mbps full speed, 1.2-
Mbps low speed
Cards low-profile, half-length
PCI
connectors one
card size low profile
connector size 124 pins
connector data width
(maximum)
32 bits
PCI Express
connectors one x16
card size low profile
power 25 W maximum
connector size 164 pins (x16)
connector data width (maximum) 16 PCI Express lanes (x16)
Drives
Externally accessible one 3.5-inch drive
one bay for slim optical drive
Internally accessible one bay for a 1-inch-high hard drive
Connectors
External connectors:
Serial 9-pin connector; 16550C-compatible
Parallel 25-hole connector (bidirectional)
Video 15-hole VGA connector
Network adapter RJ45 connector
Optional PS/2 with secondary serial port
adapter two 6-pin mini-DINs
NOTE: This option uses one of the PCI slots.
Optional DVI 36-pin connector
NOTE: This option uses one of the PCI slots.