GA-6BA (REV. 1.0) Motherboard Settings and Configuration

GIGA-BYTE TECHNOLOGY CO., LTD.

GA-6BA (REV. 1.0)

Device Type
Mainboard
Processor
Pentium II
Processor Speed
233/266/300/333/350/366/400/450MHz
Chip Set
Intel 440BX
Video Chip Set
None
Maximum Onboard Memory
1GB (SDRAM supported)
Maximum Video Memory
None
Cache
256/512KB (located on Pentium II CPU)
BIOS
Award
Dimensions
250mm x 220mm
I/O Options
32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector, AGP slot, SB-link connector, wake on LAN connector

CONNECTIONS
Purpose
Location
Purpose
Location
AGP slot
AGP
CPU fan power
C11
ATX power connector
ATX
SB-link connector
C12
IR connector
C1
USB connector
C13
Power LED & keylock
C2
Parallel port
CN1
Speaker
C3
Serial port 2
CN2
Turbo LED
C4
Serial port 1
CN3
Turbo switch
C5
PS/2 mouse interface
CN4
Reset switch
C6
Floppy drive interface
CN5
Green PC LED
C7
IDE interface 1
CN6
Green PC connector
C8
IDE interface 2
CN7
IDE interface LED
C9
Wake on LAN connector
J11
Soft off power supply
C10
32-bit PCI slots
PC1 – PC4

USER CONFIGURABLE SETTINGS
Function
Label
Position

ATX power control select soft off
J12
Open

ATX power control select soft off/full on
J12
Closed

Keyboard power on enabled
JP1
Pins 1 & 2 closed

Keyboard power on disabled
JP1
Pins 2 & 3 closed

DIMM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
8MB
(1) 1M x 64
None
None
None
16MB
(1) 2M x 64
None
None
None
16MB
(1) 1M x 64
(1) 1M x 64
None
None
24MB
(1) 2M x 64
(1) 1M x 64
None
None
24MB
(1) 1M x 64
(1) 1M x 64
(1) 1M x 64
None
32MB
(1) 4M x 64
None
None
None
32MB
(1) 2M x 64
(1) 2M x 64
None
None
32MB
(1) 1M x 64
(1) 1M x 64
(1) 1M x 64
(1) 1M x 64
40MB
(1) 4M x 64
(1) 1M x 64
None
None
48MB
(1) 4M x 64
(1) 2M x 64
None
None
48MB
(1) 2M x 64
(1) 2M x 64
(1) 2M x 64
None
64MB
(1) 2M x 64
(1) 2M x 64
(1) 2M x 64
(1) 2M x 64
64MB
(1) 8M x 64
None
None
None

DIMM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
Bank 3
64MB
(1) 4M x 64
(1) 4M x 64
None
None
72MB
(1) 8M x 64
(1) 1M x 64
None
None
80MB
(1) 8M x 64
(1) 2M x 64
None
None
96MB
(1) 8M x 64
(1) 4M x 64
None
None
96MB
(1) 4M x 64
(1) 4M x 64
(1) 4M x 64
None
128MB
(1) 16M x 64
None
None
None
128MB
(1) 8M x 64
(1) 8M x 64
None
None
128MB
(1) 4M x 64
(1) 4M x 64
(1) 4M x 64
(1) 4M x 64
136MB
(1) 16M x 64
(1) 1M x 64
None
None
144MB
(1) 16M x 64
(1) 2M x 64
None
None
152MB
(1) 16M x 64
(1) 1M x 64
(1) 1M x 64
(1) 1M x 64
160MB
(1) 16M x 64
(1) 4M x 64
None
None
176MB
(1) 16M x 64
(1) 2M x 64
(1) 2M x 64
(1) 2M x 64
192MB
(1) 16M x 64
(1) 8M x 64
None
None
192MB
(1) 8M x 64
(1) 8M x 64
(1) 8M x 64
None
224MB
(1) 16M x 64
(1) 4M x 64
(1) 4M x 64
(1) 4M x 64
256MB
(1) 32M x 64
None
None
None
256MB
(1) 16M x 64
(1) 16M x 64
None
None
256MB
(1) 8M x 64
(1) 8M x 64
(1) 8M x 64
(1) 8M x 64
272MB
(1) 16M x 64
(1) 16M x 64
(1) 1M x 64
(1) 1M x 64
280MB
(1) 32M x 64
(1) 1M x 64
(1) 1M x 64
(1) 1M x 64
288MB
(1) 16M x 64
(1) 16M x 64
(1) 2M x 64
(1) 2M x 64
304MB
(1) 32M x 64
(1) 2M x 64
(1) 2M x 64
(1) 2M x 64
320MB
(1) 16M x 64
(1) 16M x 64
(1) 4M x 64
(1) 4M x 64
320MB
(1) 16M x 64
(1) 8M x 64
(1) 8M x 64
(1) 8M x 64
352MB
(1) 32M x 64
(1) 4M x 64
(1) 4M x 64
(1) 4M x 64
384MB
(1) 16M x 64
(1) 16M x 64
(1) 16M x 64
None
448MB
(1) 32M x 64
(1) 8M x 64
(1) 8M x 64
(1) 8M x 64
512MB
(1) 32M x 64
(1) 32M x 64
None
None
512MB
(1) 16M x 64
(1) 16M x 64
(1) 16M x 64
(1) 16M x 64
640MB
(1) 32M x 64
(1) 16M x 64
(1) 16M x 64
(1) 16M x 64
768MB
(1) 32M x 64
(1) 32M x 64
(1) 32M x 64
None
1024MB
(1) 32M x 64
(1) 32M x 64
(1) 32M x 64
(1) 32M x 64
Note: Board accepts SDRAM memory.

CACHE CONFIGURATION
Note: 256KB/512KB cache is located on the Pentium II CPU.

CPU SPEED SELECTION
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
233MHz
66MHz
3.5x
Off
Off
On
On
266MHz
66MHz
4x
On
On
Off
On
300MHz
66MHz
4.5x
Off
On
Off
On
300MHz
100MHz
3x
On
Off
On
On
333MHz
66MHz
5x
On
Off
Off
On
350MHz
100MHz
3.5x
Off
Off
On
On
366MHz
66MHz
5.5x
Off
Off
Off
On
400MHz
100MHz
4x
On
On
Off
On
450MHz
100MHz
4.5x
Off
On
Off
On

MAINBOARD BUS SPEED SELECTION
Speed
JP8
Auto detect
Pins 2 & 3 closed
66MHz
Pins 1 & 2 closed
100MHz
Open

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Device Type	Mainboard
Processor	Pentium II
Processor Speed	233/266/300/333/350/366/400/450MHz
Chip Set	Intel 440BX
Video Chip Set	None
Maximum Onboard Memory	1GB (SDRAM supported)
Maximum Video Memory	None
Cache	256/512KB (located on Pentium II CPU)
BIOS	Award
Dimensions	250mm x 220mm
I/O Options	32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector, AGP slot, SB-link connector, wake on LAN connector

CONNECTIONS
Purpose	Location	Purpose	Location
AGP slot	AGP	CPU fan power	C11
ATX power connector	ATX	SB-link connector	C12
IR connector	C1	USB connector	C13
Power LED & keylock	C2	Parallel port	CN1
Speaker	C3	Serial port 2	CN2
Turbo LED	C4	Serial port 1	CN3
Turbo switch	C5	PS/2 mouse interface	CN4
Reset switch	C6	Floppy drive interface	CN5
Green PC LED	C7	IDE interface 1	CN6
Green PC connector	C8	IDE interface 2	CN7
IDE interface LED	C9	Wake on LAN connector	J11
Soft off power supply	C10	32-bit PCI slots	PC1 – PC4

USER CONFIGURABLE SETTINGS
Function		Label	Position
	ATX power control select soft off	J12	Open
	ATX power control select soft off/full on	J12	Closed
	Keyboard power on enabled	JP1	Pins 1 & 2 closed
	Keyboard power on disabled	JP1	Pins 2 & 3 closed

DIMM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
8MB	(1) 1M x 64	None	None	None
16MB	(1) 2M x 64	None	None	None
16MB	(1) 1M x 64	(1) 1M x 64	None	None
24MB	(1) 2M x 64	(1) 1M x 64	None	None
24MB	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64	None
32MB	(1) 4M x 64	None	None	None
32MB	(1) 2M x 64	(1) 2M x 64	None	None
32MB	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64
40MB	(1) 4M x 64	(1) 1M x 64	None	None
48MB	(1) 4M x 64	(1) 2M x 64	None	None
48MB	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64	None
64MB	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64
64MB	(1) 8M x 64	None	None	None

DIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2	Bank 3
64MB	(1) 4M x 64	(1) 4M x 64	None	None
72MB	(1) 8M x 64	(1) 1M x 64	None	None
80MB	(1) 8M x 64	(1) 2M x 64	None	None
96MB	(1) 8M x 64	(1) 4M x 64	None	None
96MB	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64	None
128MB	(1) 16M x 64	None	None	None
128MB	(1) 8M x 64	(1) 8M x 64	None	None
128MB	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64
136MB	(1) 16M x 64	(1) 1M x 64	None	None
144MB	(1) 16M x 64	(1) 2M x 64	None	None
152MB	(1) 16M x 64	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64
160MB	(1) 16M x 64	(1) 4M x 64	None	None
176MB	(1) 16M x 64	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64
192MB	(1) 16M x 64	(1) 8M x 64	None	None
192MB	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64	None
224MB	(1) 16M x 64	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64
256MB	(1) 32M x 64	None	None	None
256MB	(1) 16M x 64	(1) 16M x 64	None	None
256MB	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64
272MB	(1) 16M x 64	(1) 16M x 64	(1) 1M x 64	(1) 1M x 64
280MB	(1) 32M x 64	(1) 1M x 64	(1) 1M x 64	(1) 1M x 64
288MB	(1) 16M x 64	(1) 16M x 64	(1) 2M x 64	(1) 2M x 64
304MB	(1) 32M x 64	(1) 2M x 64	(1) 2M x 64	(1) 2M x 64
320MB	(1) 16M x 64	(1) 16M x 64	(1) 4M x 64	(1) 4M x 64
320MB	(1) 16M x 64	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64
352MB	(1) 32M x 64	(1) 4M x 64	(1) 4M x 64	(1) 4M x 64
384MB	(1) 16M x 64	(1) 16M x 64	(1) 16M x 64	None
448MB	(1) 32M x 64	(1) 8M x 64	(1) 8M x 64	(1) 8M x 64
512MB	(1) 32M x 64	(1) 32M x 64	None	None
512MB	(1) 16M x 64	(1) 16M x 64	(1) 16M x 64	(1) 16M x 64
640MB	(1) 32M x 64	(1) 16M x 64	(1) 16M x 64	(1) 16M x 64
768MB	(1) 32M x 64	(1) 32M x 64	(1) 32M x 64	None
1024MB	(1) 32M x 64	(1) 32M x 64	(1) 32M x 64	(1) 32M x 64
Note: Board accepts SDRAM memory.

CPU SPEED SELECTION
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
233MHz	66MHz	3.5x	Off	Off	On	On
266MHz	66MHz	4x	On	On	Off	On
300MHz	66MHz	4.5x	Off	On	Off	On
300MHz	100MHz	3x	On	Off	On	On
333MHz	66MHz	5x	On	Off	Off	On
350MHz	100MHz	3.5x	Off	Off	On	On
366MHz	66MHz	5.5x	Off	Off	Off	On
400MHz	100MHz	4x	On	On	Off	On
450MHz	100MHz	4.5x	Off	On	Off	On

MAINBOARD BUS SPEED SELECTION
Speed	JP8
Auto detect	Pins 2 & 3 closed
66MHz	Pins 1 & 2 closed
100MHz	Open