Dell XPS 420 (Late 2007) - Manual (Page 175)

Appendix
175
Bus throughput 16 GB/s
PCI Express
Connector one x8 (electrically configured for an x4 card)
Connector size 98 pins
Connector data width
(maximum) 8 PCI Express lanes
Bus throughput 2 GB/s
Drives
Available devices Serial ATA drive, floppy drive, memory devices,
Blu-ray Disc™ drive, DVD drive, DVD-RW drive,
CD-RW/DVD combo drive, media card reader, and
Media Xcelerator(optional).
Externally accessible: two 3.5-inch flexbays
two 5.25-inch drive bays
Internally accessible: two 5.25-inch drive bays
two 3.5 HDD bays
Connectors
External connectors:
IEEE 1394a front and back-panel 6-pin serial connectors
Network adapter RJ45 connector
USB two front-panel and six back-panel connectors
eSerial ATA one
Audio seven back-panel connectors for line-in, line-out,
surround, side surround, center/subwoofer Low
Frequency Effects (LFE) channel, and S/PDIF
(optical and RCA); two front-panel connectors for
headphones/microphone
Expansion Bus (continued)
book.book Page 175 Tuesday, November 27, 2007 10:29 AM