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About Your Computer 31
Specifications
NOTE: Offerings may vary by region. For more information regarding the
configuration of your computer, click Start→ Help and Support and select the
option to view information about your computer.
9 Rear Quad USB
2.0 connectors
(4)
Use the back USB connectors for devices that typically
remain connected, such as printers and keyboards.
NOTE: It is recommended that you use the front USB
connectors for devices that you connect occasionally, such as
flash memory keys or cameras, or for bootable USB devices.
10 serial connector Connect a serial device, such as a handheld device, to the
serial port. The default designations are COM1 for serial
connector 1 and COM2 for the optional serial connector 2.
For more information, see "System Setup Options" on
page 82.
11 keyboard
connector
If you have a PS/2 keyboard, plug it into the purple keyboard
connector. If you have a USB keyboard, plug it into a USB
connector.
Processor
Microprocessor types Intel
®
Core™ 2 Duo processors
Intel Core 2 Quad processors
Intel Core 2 Extreme processors
Cache 1 MB minimum up to 12 MB (depending on
your processor)
System Information
Chipset Intel X38 Express Chipset/ICH9R
Data bus width 64 bits
Address bus width 32 bits
DMA channels eight
Interrupt levels 24
BIOS chip (NVRAM) 8 Mb