Dell OptiPlex 740 - Manual (Page 70)

NIC integrated network interface with ASF 1.03 and 2.0
support as defined by DMTF
Capable of 10/100/1000 communication
Video
Type nVidia integrated video (DirectX 9.0c Shader Model
3.0 Graphics Processing Unit) or 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 SATA controller supporting two 3.5-inch devices (two
3.5-inch hard drives supported)
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, 12Mbps full speed, 1.2
Mbps low speed
Cards half-length, full-height cards supported with optional
riser-card cage
Default: no riser-card cage low-profile cards supported
PCI
connectors two
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)
Optional: full-height PCI Express riser-card cage low-profile and full-height cards supported
Drives
Externally accessible one 3.5-inch drive
one bay for optical drive or optional second hard
drive, supporting up to two 3.5-inch hard drives
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