ASROCK 775DUAL-880PRO User Manual page 7

USB 2.0: 8 USB 2.0 ports:
include 4 ready-to-use USB 2.0 ports on the rear panel,
plus two on-board headers supporting 4 extra USB 2.0 ports
(see CAUTION 7)
ASRock 8CH I/O: 1 PS/2 Mouse Port, 1 PS/2 Keyboard Port
1 Serial Port: COM1
1 Parallel Port (ECP/EPP Support)
4 Ready-to-Use USB 2.0 Ports
1 RJ-45 Port
Audio Jack: Rear Speaker / Side Speaker / Central/Bass /
BIOS: AMI BIOS
Supports "Plug and Play"
ACPI 1.1 compliance wake up events
Supports jumperfree
SMBIOS 2.3.1 support
CPU frequency stepless control
(only for advanced users' reference, see CAUTION 9)
OS: Microsoft
CAUTION!
1. About the setting of "Hyper Threading Technology", please check page 31.
2. Please check the table below for the memory support frequency and its
corresponding CPU FSB frequency.
CPU FSB Frequency
1066
800
533
3. This motherboard supports Dual Channel Memory Technology. Before you
implement Dual Channel Memory Technology, make sure to read the
installation guide of memory modules on page 18 for proper installation.
4. While CPU overheat is detected, the system will automatically shutdown.
Before you resume the system, please check if the CPU fan on the
motherboard functions properly and unplug the power cord, then plug it
back again. To improve heat dissipation, remember to spray thermal
grease between the CPU and the heatsink when you install the PC system.
5. Do NOT use a 3.3V AGP card on the AGP slot of this motherboard!
It may cause permanent damage! For the information of the compatible
AGP VGA cards, please refer to the "Supported AGP VGA Card List for
Line In / Front Speaker / Microphone
(see CAUTION 8)
® Windows ® 98SE / ME / 2000 / XP compliant
Memory Support Frequency
DDR266, DDR333, DDR400,
DDRII400, DDRII533, DDRII667
33
DDR266, DDR3 , DDR400
DDRII400, DDRII533, DDRII667
DDR266, DDR333, DDR400
DDRII400, DDRII533, DDRII667
7 7 7 7 7