GEMLIGHT COMPUTER LTD. GMB-P57SAX (VER. 1.20) Device Type Mainboard Processor CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX 6X86MX/IBM 6X86MX/AM K5/AM K6/Pentium/Pentium MMX Processor Speed 90/100/120/133/150/166/200/233/266MHz Chip Set SIS 5598 Maximum Onboard 384MB (EDO & SDRAM supported) Memory Cache 512KB BIOS Award I/O Options 32-bit PCI slots (4), CD-ROM interface (2), floppy drive interface, game port, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, IR connector, USB connectors (2), wavetable connector, ATX power connector, microphone in, line in, line out [Image] CONNECTIONS Purpose Location Purpose Location ATX power ATX Reset switch J1/pins 9 & connector 10 PS/2 mouse port CN1 Power LED & keylock J1/pins 11-15 USB connector 1 CN2 Speaker J1/pins 16-20 USB connector 2 CN3 Wavetable connector J2 Serial port 1 CN4 Audio in - CD-ROM J3 (Panasonic/Mitsumi) VGA port CN5 Audio in - CD-ROM (Sony) J4 Parallel port CN6 Floppy drive interface J5 External CN7 IDE interface 1 J6 speaker Line in CN8 IDE interface 2 J7 Microphone in CN9 IR connector J8 Game port CN10 VGA feature connector J10 IDE interface J1/pins 1 & Serial port 2 J11 LED 2 Suspend LED J1/pins 3 & Chassis fan power J17 4 Suspend switch J1/pins 5 & Internal modem ring-in JP11 6 connector Power switch J1/pins 7 & 32-bit PCI slots PC1 - PC4 8 USER CONFIGURABLE SETTINGS Function Label Position Flash BIOS voltage select 12v JP1 Pins 1 & 2 closed Flash BIOS voltage select 5v JP1 Pins 2 & 3 closed Onboard audio enabled JP3 Closed Onboard audio disabled JP3 Open » Factory configured - do not alter JP6 Open » CMOS memory normal operation JP8 Pins 1 & 2 closed CMOS memory clear JP8 Pins 2 & 3 closed VGA SETTINGS Function JP4 JP5 Onboard VGA enabled Pins 2 & 3 Pins 1 & 2 closed closed Onboard VGA disabled Pins 1 & 2 Pins 2 & 3 closed closed SIMM CONFIGURATION Size Bank 0 Bank 1 8MB (2) 1MB x 36 None 16MB (2) 1MB x 36 (2) 1MB x 36 16MB (2) 2MB x 36 None 24MB (2) 2MB x 36 (2) 1MB x 36 32MB (2) 2MB x 36 (2) 2MB x 36 32MB (2) 4MB x 36 None 40MB (2) 4MB x 36 (2) 1MB x 36 48MB (2) 4MB x 36 (2) 2MB x 36 64MB (2) 4MB x 36 (2) 4MB x 36 64MB (2) 8MB x 36 None 72MB (2) 8MB x 36 (2) 1MB x 36 80MB (2) 8MB x 36 (2) 2MB x 36 96MB (2) 8MB x 36 (2) 4MB x 36 128MB (2) 8MB x 36 (2) 8MB x 36 128MB (2) 16MB x 36 None 136MB (2) 16MB x 36 (2) 1MB x 36 144MB (2) 16MB x 36 (2) 2MB x 36 160MB (2) 16MB x 36 (2) 4MB x 36 192MB (2) 16MB x 36 (2) 8MB x 36 256MB (2) 16MB x 36 (2) 16MB x 36 Note: Board accepts EDO memory. DIMM CONFIGURATION Size Bank 2 Bank 3 8MB (1) 1MB x 64 None 16MB (1) 1MB x 64 (1) 1MB x 64 16MB (1) 2MB x 64 None 24MB (1) 2MB x 64 (1) 1MB x 64 32MB (1) 2MB x 64 (1) 2MB x 64 32MB (1) 4MB x 64 None 40MB (1) 4MB x 64 (1) 1MB x 64 48MB (1) 4MB x 64 (1) 2MB x 64 64MB (1) 4MB x 64 (1) 4MB x 64 64MB (1) 8MB x 64 None 72MB (1) 8MB x 64 (1) 1MB x 64 80MB (1) 8MB x 64 (1) 2MB x 64 96MB (1) 8MB x 64 (1) 4MB x 64 128MB (1) 8MB x 64 (1) 8MB x 64 128MB (1) 16MB x 64 None 136MB (1) 16MB x 64 (1) 1MB x 64 144MB (1) 16MB x 64 (1) 2MB x 64 160MB (1) 16MB x 64 (1) 4MB x 64 192MB (1) 16MB x 64 (1) 8MB x 64 256MB (1) 16MB x 64 (1) 16MB x 64 Note: Board accepts EDO and SDRAM. Bank 2 cannot be used in conjunction with SIMM banks. CPU SPEED SELECTION (CX 6X86) Speed Clock Multiplier SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 speed 150MHz 60MHz 2x On Off Off On Off Off 166MHz 66MHz 2x On Off Off Off Off Off 200MHz 75MHz 2x On Off Off Off On Off CPU SPEED SELECTION (IBM 6X86) Speed Clock Multiplier SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 speed 150MHz 60MHz 2x On Off Off On Off Off 166MHz 66MHz 2x On Off Off Off Off Off 200MHz 75MHz 2x On Off Off Off On Off CPU SPEED SELECTION (CX 6X86L) Speed Clock Multiplier SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 speed 150MHz 60MHz 2x On Off Off On Off Off 166MHz 66MHz 2x On Off Off Off Off Off 200MHz 75MHz 2x On Off Off Off On Off CPU SPEED SELECTION (IBM 6X86L) Speed Clock Multiplier SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 speed 150MHz 60MHz 2x On Off Off On Off Off 166MHz 66MHz 2x On Off Off Off Off Off 200MHz 75MHz 2x On Off Off Off On Off CPU SPEED SELECTION (CX 6X86MX) Speed Clock Multiplier SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 speed 166MHz 60MHz 2.5x On On Off On Off Off 200MHz 75MHz 2x On Off Off Off On Off CPU SPEED SELECTION (IBM 6X86MX) Speed Clock Multiplier SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 speed 166MHz 60MHz 2.5x On On Off On Off Off 200MHz 75MHz 2x On Off Off Off On Off CPU SPEED SELECTION (AM K5) Speed Clock Multiplier SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 speed 120MHz 60MHz 2x On Off Off On Off Off 133MHz 66MHz 2x On Off Off Off Off Off 166MHz 66MHz 2.5x On On Off Off Off Off CPU SPEED SELECTION (AM K6) Speed Clock Multiplier SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 speed 166MHz 66MHz 2.5x On On Off Off Off Off 200MHz 66MHz 3x Off On Off Off Off Off 233MHz 66MHz 3.5x Off Off Off Off Off Off 266MHz 66MHz 4x Off Off On Off Off Off CPU SPEED SELECTION (PENTIUM) Speed Clock Multiplier SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 speed 90MHz 60MHz 1.5x Off Off Off On Off Off 100MHz 66MHz 1.5x Off Off Off Off Off Off 120MHz 60MHz 2x On Off Off On Off Off 133MHz 66MHz 2x On Off Off Off Off Off 150MHz 60MHz 2.5x On On Off On Off Off 166MHz 66MHz 2.5x On On Off Off Off Off 200MHz 66MHz 3x Off On Off Off Off Off CPU SPEED SELECTION (PENTIUM MMX) Speed Clock Multiplier SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 speed 166MHz 66MHz 2.5x On On Off Off Off Off 200MHz 66MHz 3x Off On Off Off Off Off 233MHz 66MHz 3.5x Off Off Off Off Off Off CPU VOLTAGE SELECTION Voltage SW1/1 SW1/2 Auto detection Off Off Note: Using the auto detection mode, CPU voltage is selected from within the BIOS. No alternative settings are provided.