AMERICAN MEGATRENDS, INC.
ATLANTIS PENTIUM II
| 
 Device Type  | 
 Mainboard  | 
| 
 Processor  | 
 Pentium II  | 
| 
 Processor Speed  | 
 233/266/300/333MHz  | 
| 
 Chip Set  | 
 Intel  | 
| 
 Video Chip Set  | 
 None  | 
| 
 Maximum Onboard Memory  | 
 384MB (EDO & SDRAM supported)  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 256/512KB (located on Pentium II CPU)  | 
| 
 BIOS  | 
 AMI  | 
| 
 Dimensions  | 
 305mm x 244mm  | 
| 
 I/O Options  | 
 32-bit PCI slots (5), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 AGP slot  | 
 AGP  | 
 CPU fan power  | 
 C4  | 
| 
 ATX power connector  | 
 ATX  | 
 Parallel port  | 
 CN1  | 
| 
 Power LED & keylock  | 
 C1/pins 1 - 5  | 
 Serial port  | 
 CN2  | 
| 
 Turbo switch  | 
 C1/pins 6 & 7  | 
 Serial port  | 
 CN3  | 
| 
 Green PC connector  | 
 C1/pins 8 & 9  | 
 PS/2 mouse port  | 
 CN4  | 
| 
 Green PC LED  | 
 C1/pins 10 & 11  | 
 IDE interface 2  | 
 CN5  | 
| 
 Speaker  | 
 C1/pins 12 - 15  | 
 IDE interface 1  | 
 CN6  | 
| 
 IDE interface LED  | 
 C1/pins 16 & 17  | 
 Floppy drive interface  | 
 CN7  | 
| 
 Soft off power supply  | 
 C1/pins 18 & 19  | 
 IR connector  | 
 IR1  | 
| 
 Reset switch  | 
 C1/pins 20 & 21  | 
 32-bit PCI slots  | 
 PC1 - PC5  | 
| 
 Chassis fan power  | 
 C2  | 
 USB connector 1  | 
 USB1  | 
| 
 Chassis door connector  | 
 C3  | 
 USB connector 2  | 
 USB2  | 
| 
 Note: The location of the USB connectors is unidentified.  | |||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 CMOS memory normal operation  | 
 CPW  | 
 Open  | 
| 
 CMOS memory clear  | 
 CPW  | 
 Closed  | |
| 
 DIMM CONFIGURATION  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 8MB  | 
 (1) 1M x 64  | 
 None  | 
 None  | 
| 
 16MB  | 
 (1) 2M x 64  | 
 None  | 
 None  | 
| 
 16MB  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
 None  | 
| 
 24MB  | 
 (1) 2M x 64  | 
 (1) 1M x 64  | 
 None  | 
| 
 24MB  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
| 
 32MB  | 
 (1) 4M x 64  | 
 None  | 
 None  | 
| 
 32MB  | 
 (1) 2M x 64  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
| 
 32MB  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
 None  | 
| 
 40MB  | 
 (1) 4M x 64  | 
 (1) 1M x 64  | 
 None  | 
| 
 40MB  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
 (1) 1M x 64  | 
| 
 48MB  | 
 (1) 4M x 64  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
| 
 48MB  | 
 (1) 4M x 64  | 
 (1) 2M x 64  | 
 None  | 
| 
 48MB  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
| 
 56MB  | 
 (1) 4M x 64  | 
 (1) 2M x 64  | 
 (1) 1M x 64  | 
| 
 64MB  | 
 (1) 8M x 64  | 
 None  | 
 None  | 
| 
 64MB  | 
 (1) 4M x 64  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
| 
 DIMM CONFIGURATION (CON'T)  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 64MB  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
 None  | 
| 
 72MB  | 
 (1) 8M x 64  | 
 (1) 1M x 64  | 
 None  | 
| 
 72MB  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
 (1) 1M x 64  | 
| 
 80MB  | 
 (1) 8M x 64  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
| 
 80MB  | 
 (1) 8M x 64  | 
 (1) 2M x 64  | 
 None  | 
| 
 80MB  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
 (1) 2M x 64  | 
| 
 88MB  | 
 (1) 8M x 64  | 
 (1) 2M x 64  | 
 (1) 1M x 64  | 
| 
 96MB  | 
 (1) 8M x 64  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
| 
 96MB  | 
 (1) 8M x 64  | 
 (1) 4M x 64  | 
 None  | 
| 
 96MB  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
| 
 104MB  | 
 (1) 8M x 64  | 
 (1) 4M x 64  | 
 (1) 1M x 64  | 
| 
 112MB  | 
 (1) 8M x 64  | 
 (1) 4M x 64  | 
 (1) 2M x 64  | 
| 
 128MB  | 
 (1) 16M x 64  | 
 None  | 
 None  | 
| 
 128MB  | 
 (1) 8M x 64  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
| 
 128MB  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
 None  | 
| 
 136MB  | 
 (1) 16M x 64  | 
 (1) 1M x 64  | 
 None  | 
| 
 136MB  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
 (1) 1M x 64  | 
| 
 144MB  | 
 (1) 16M x 64  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
| 
 144MB  | 
 (1) 16M x 64  | 
 (1) 2M x 64  | 
 None  | 
| 
 144MB  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
 (1) 2M x 64  | 
| 
 152MB  | 
 (1) 16M x 64  | 
 (1) 2M x 64  | 
 (1) 1M x 64  | 
| 
 160MB  | 
 (1) 16M x 64  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
| 
 160MB  | 
 (1) 16M x 64  | 
 (1) 4M x 64  | 
 None  | 
| 
 160MB  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
 (1) 4M x 64  | 
| 
 168MB  | 
 (1) 16M x 64  | 
 (1) 4M x 64  | 
 (1) 1M x 64  | 
| 
 176MB  | 
 (1) 16M x 64  | 
 (1) 4M x 64  | 
 (1) 2M x 64  | 
| 
 192MB  | 
 (1) 16M x 64  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
| 
 192MB  | 
 (1) 16M x 64  | 
 (1) 8M x 64  | 
 None  | 
| 
 192MB  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
| 
 200MB  | 
 (1) 16M x 64  | 
 (1) 8M x 64  | 
 (1) 1M x 64  | 
| 
 208MB  | 
 (1) 16M x 64  | 
 (1) 8M x 64  | 
 (1) 2M x 64  | 
| 
 224MB  | 
 (1) 16M x 64  | 
 (1) 8M x 64  | 
 (1) 4M x 64  | 
| 
 256MB  | 
 (1) 16M x 64  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
| 
 384MB  | 
 (1) 16M x 64  | 
 (1) 16M x 64  | 
 (1) 16M x 64  | 
| 
 Note: Board accepts EDO & SDRAM memory.  | |||
| 
 CACHE CONFIGURATION  | 
| 
 Note: 256KB/512KB cache is located on the Pentium II CPU.  | 
| 
 CPU SPEED SELECTION  | ||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 FREQ1  | 
 FREQ2  | 
 FREQ3  | 
 FREQ4  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 266MHz  | 
 66MHz  | 
 4x  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 300MHz  | 
 66MHz  | 
 4.5x  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 333MHz  | 
 66MHz  | 
 5x  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 FLASH BIOS SELECTION  | ||
| 
 Type  | 
 EP1  | 
 EP2  | 
| 
 MXIC MX28F2000P  | 
 Pins 1 & 2 closed  | 
 Pins 2 & 3 closed  | 
| 
 ATMEL AT29C020  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | 
| 
 SST 29EE010  | 
 Pins 2 & 3 closed  | 
 Open  | 
| 
 SST 29EE020  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | 
| 
 Intel 28F001  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | 
| 
 AMD 29F002T  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  |