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A55BM-A/USB3 specications summary
Specications are subject to change without notice.
Back Panel I/O
ports
1 x PS/2 mouse port (green)
1 x PS/2 keyboard port (purple)
1 x HDMI port
1 x DVI-D port
1 x D-Sub output port
1 x LAN (RJ-45) port
2 x USB 3.0/2.0/1.1 ports
2 x USB 2.0/1.1 ports
8-channel audio I/O ports (3-jack)
Internal I/O
connectors
2 x USB 2.0/1.1 connectors support additional 4 USB 2.0/1.1 ports
6 x SATA 3.0Gb/s connectors
1 x COM connector
1 x System panel connector
1 x Internal Speaker connector
1 x CPU fan connector (4-pin)
1 x S/PDIF output connector
1 x Chassis fan connector (4-pin)
1 x Front panel audio connector
1 x 24-pin EATX power connector
1 x 4-pin ATX 12V power connector
BIOS 64 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI 2.0, WfM 2.0, SM BIOS 2.7,
ACPI 2.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFreen
BIOS 3, F12 Printscreen function, F3 Shortcut function and ASUS DRAM
SPD (Serial Presence Detect) memory information
Support DVD Drivers
ASUS Update
ASUS utilities
Anti-Virus software (OEM version)
Operating System
Support
Windows
®
8 / 8 64bit
Windows
®
7 / 7 64bit
Windows
®
Vista / Vista 64-bit
Windows
®
XP
Form factor
uATX form factor: 8.9 in x 7.2 in (22.6 cm x 18.3 cm)