Dell Vostro 420 (Late 2008) - Manual (Page 32)

32
Specifications
NOTE:
Due to the unique architecture of the Intel Core2 Quad processor, your
system board and power supply must be included when upgrading processors.
Minimum memory 512 MB
Maximum memory 4 GB
Video
Type:
Integrated Intel GMA X4500HD
Discrete supports dual independent displays
NOTE:
Support for discrete graphics option via
PCIe x16 graphics card slot.
NOTE:
Supports Blu-Ray 1.1 playback and Dynamic Video Memory Technology (DVMT).
Audio
Type Realtek ALC662 (5.1 Channel audio)
Expansion Bus
Bus type PCI 2.3
PCI Express 2.0 (PCIe-x16) from G45
PCI Express 1.1 (PCIe-x1) from ICH10R
SATA 1.0 and 2.0
USB 2.0
Bus speed 133 MB/s (PCI)
x1-slot bidirectional speed — 500 MB/s (PCI Express)
x16-slot bidirectional speed — 8 GB/s (PCI Express)
1.5 Gbps and 3.0 Gbps (SATA)
480-Mbps high speed, 12-Mbps full speed, 1.2-Mbps
low speed (USB)
Memory (continued)