AMERICAN MEGATRENDS, INC.
APOLLO IV
Device Type |
Mainboard |
Processor |
AM K5/AM K6/Pentium |
Processor Speed |
90/100/120/133/150/166/200/233MHz |
Chip Set |
Intel |
Video Chip Set |
None |
Maximum Onboard Memory |
256MB (EDO supported) |
Maximum Video Memory |
None |
Cache |
512KB |
BIOS |
AMI |
Dimensions |
254mm x 218mm |
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 connectors (2) |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Power LED & keylock |
C1 |
Serial port 1 |
CN4 |
Turbo LED |
C2 |
IDE interface 2 |
CN5 |
Green PC connector |
C3 |
IDE interface 1 |
CN6 |
Green PC LED |
C4 |
CPU fan power |
CPU |
Speaker |
C5 |
Chassis fan power |
FAN |
IDE interface LED |
C6 |
IR connector |
IR1 |
Remote power switch |
C7 |
32-bit PCI slots |
PC1 PC4 |
Reset switch |
C8 |
PS/2 mouse interface |
PS2 |
Parallel port |
CN1 |
Soft off power supply |
RPW |
Floppy drive interface |
CN2 |
USB connector 1 |
USB1 |
Serial port 2 |
CN3 |
USB connector 2 |
USB2 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
|
CMOS memory normal operation |
CPW |
Open |
CMOS memory clear |
CPW |
Closed | |
|
Power supply type select AT |
PWR1 |
Pins 1 & 2 closed |
Power supply type select remote power |
PWR1 |
Pins 2 & 3 closed |
SIMM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
8MB |
(2) 1M x 36 |
None |
16MB |
(2) 2M x 36 |
None |
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
24MB |
(2) 2M x 36 |
(2) 1M x 36 |
32MB |
(2) 4M x 36 |
None |
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
40MB |
(2) 4M x 36 |
(2) 1M x 36 |
48MB |
(2) 4M x 36 |
(2) 2M x 36 |
64MB |
(2) 8M x 36 |
None |
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
72MB |
(2) 8M x 36 |
(2) 1M x 36 |
80MB |
(2) 8M x 36 |
(2) 2M x 36 |
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
128MB |
(2) 16M x 36 |
None |
136MB |
(2) 16M x 36 |
(2) 1M x 36 |
144MB |
(2) 16M x 36 |
(2) 2M x 36 |
160MB |
(2) 16M x 36 |
(2) 4M x 36 |
192MB |
(2) 16M x 36 |
(2) 8M x 36 |
256MB |
(2) 16M x 36 |
(2) 16M x 36 |
Note: Board accepts EDO memory. |
DIMM CONFIGURATION | ||
Size |
Bank 2 |
Bank 3 |
8MB |
(1) 1M x 64 |
None |
16MB |
(1) 2M x 64 |
None |
16MB |
(1) 1M x 64 |
(1) 1M x 64 |
24MB |
(1) 2M x 64 |
(1) 1M x 64 |
32MB |
(1) 4M x 64 |
None |
32MB |
(1) 2M x 64 |
(1) 2M x 64 |
40MB |
(1) 4M x 64 |
(1) 1M x 64 |
48MB |
(1) 4M x 64 |
(1) 2M x 64 |
64MB |
(1) 8M x 64 |
None |
64MB |
(1) 4M x 64 |
(1) 4M x 64 |
72MB |
(1) 8M x 64 |
(1) 1M x 64 |
80MB |
(1) 8M x 64 |
(1) 2M x 64 |
96MB |
(1) 8M x 64 |
(1) 4M x 64 |
128MB |
(1) 16M x 64 |
None |
128MB |
(1) 8M x 64 |
(1) 8M x 64 |
136MB |
(1) 16M x 64 |
(1) 1M x 64 |
144MB |
(1) 16M x 64 |
(1) 2M x 64 |
160MB |
(1) 16M x 64 |
(1) 4M x 64 |
192MB |
(1) 16M x 64 |
(1) 8M x 64 |
256MB |
(1) 16M x 64 |
(1) 16M x 64 |
CACHE CONFIGURATION | |
Size |
Bank 0 |
512KB |
(2) 64K x 32 |
Note: The size of the TAG is unidentified. |
CPU SPEED SELECTION (AM K5, IMI 652) | ||||||||
CPU speed |
Clock speed |
Multiplier |
CLK1 |
CLK2 |
CLK3 |
FREQ1 |
FREQ2 |
FREQ3 |
90MHz |
60MHz |
1.5x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
100MHz |
66MHz |
1.5x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
120MHz |
60MHz |
1.5x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
133MHz |
66MHz |
1.5x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
150MHz |
60MHz |
1.75x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
166MHz |
66MHz |
1.75x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
2x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K5, OCS 9147) | ||||||||
CPU speed |
Clock speed |
Multiplier |
CLK1 |
CLK2 |
CLK3 |
FREQ1 |
FREQ2 |
FREQ3 |
90MHz |
60MHz |
1.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
100MHz |
66MHz |
1.5x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
120MHz |
60MHz |
1.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
133MHz |
66MHz |
1.5x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
150MHz |
60MHz |
1.75x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
166MHz |
66MHz |
1.75x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
2x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K6, IMI 652) | ||||||||
CPU speed |
Clock speed |
Multiplier |
CLK1 |
CLK2 |
CLK3 |
FREQ1 |
FREQ2 |
FREQ3 |
166MHz |
66MHz |
2.5x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
3x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
233MHz |
66MHz |
3.5x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K6, OCS 9147) | ||||||||
CPU speed |
Clock speed |
Multiplier |
CLK1 |
CLK2 |
CLK3 |
FREQ1 |
FREQ2 |
FREQ3 |
166MHz |
66MHz |
2.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
233MHz |
66MHz |
3.5x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL, IMI 652) | ||||||||
CPU speed |
Clock speed |
Multiplier |
CLK1 |
CLK2 |
CLK3 |
FREQ1 |
FREQ2 |
FREQ3 |
90MHz |
60MHz |
1.5x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
100MHz |
66MHz |
1.5x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
120MHz |
60MHz |
2x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
133MHz |
66MHz |
2x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
150MHz |
60MHz |
2.5x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
166MHz |
66MHz |
2.5x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
3x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL, OCS 9147) | ||||||||
CPU speed |
Clock speed |
Multiplier |
CLK1 |
CLK2 |
CLK3 |
FREQ1 |
FREQ2 |
FREQ3 |
90MHz |
60MHz |
1.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
100MHz |
66MHz |
1.5x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
120MHz |
60MHz |
2x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
133MHz |
66MHz |
2x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
150MHz |
60MHz |
2.5x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
166MHz |
66MHz |
2.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL MMX, IMI 652) | ||||||||
CPU speed |
Clock speed |
Multiplier |
CLK1 |
CLK2 |
CLK3 |
FREQ1 |
FREQ2 |
FREQ3 |
166MHz |
66MHz |
2.5x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
3x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
233MHz |
66MHz |
3.5x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL MMX, OCS 9147) | ||||||||
CPU speed |
Clock speed |
Multiplier |
CLK1 |
CLK2 |
CLK3 |
FREQ1 |
FREQ2 |
FREQ3 |
166MHz |
66MHz |
2.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
233MHz |
66MHz |
3.5x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU VOLTAGE SELECTION (SINGLE) | |
Voltage |
VR1 |
3.3v |
Pins 3 & 4 closed |
3.5v |
Pins 1 & 2 closed |
CPU VOLTAGE SELECTION (DUAL) | ||
Voltage |
V core |
VR1 |
3.3v |
2.8v |
Pins 9 & 10 closed |
3.3v |
2.9v |
Pins 7 & 8 closed |
3.3v |
3.2v |
Pins 5 & 6 closed |
FLASH BIOS SELECTION | ||
Type |
EP1 |
EP2 |
AMD 28F020 |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
ATMEL AT29C020 |
Open |
Pins 2 & 3 closed |
Intel 28F001 |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
MXIC MX28F200 |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
SST 29EE010 |
Open |
Pins 2 & 3 closed |
SST 29EE020 |
Open |
Pins 2 & 3 closed |