GEMLIGHT COMPUTER, LTD. GMB-P57IAX (VER. 2.00) Processor CX 6X86L/CX 6X86MX/CX MII/AM K5/AM K6/AM K6-2/Pentium/ Pentium MMX/IDT C6 Processor Speed 90/100/120/133/150/166/200/233/266MHz Chip Set Intel 440TX Video Chip Set None Maximum Onboard 256MB (EDO supported) Memory Maximum Video None Memory Cache 256/512KB BIOS Award Dimensions 304mm x 210mm I/O Options 32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector [Image] CONNECTIONS Purpose Location Purpose Location ATX power ATX Power button J1/pins 5 & 6 connector Parallel port CN1 Power LED & J1/pins 11 - keylock 15 Serial port 2 CN2 Speaker J1/pins 17 - 20 Serial port 1 CN3 IDE interface 1 J6 USB connector 1 CN4 IDE interface 2 J7 USB connector 2 CN5 Floppy drive J9 interface PS/2 mouse port CN6 IR connector JP4 IDE interface LED J1/pins 1 & 2 32-bit PCI slots PCI – PC4 USER CONFIGURABLE SETTINGS Function Label Position Flash BIOS voltage select 12v JP3 Pins 1 & 2 closed Flash BIOS voltage select 5v JP3 Pins 2 & 3 closed Factory configured - do not alter SW1/1 Off Factory configured - do not alter SW1/2 On Ring in select COM1 JP11 Pins 1 & 2 closed Ring in select COM2 JP11 Pins 2 & 3 closed DRAM CONFIGURATION Size Bank 0 Bank 1 8MB (2) 1M x 32 None 16MB (2) 2M x 32 None 16MB (2) 1M x 32 (2) 1M x 32 24MB (2) 2M x 32 (2) 1M x 32 32MB (2) 4M x 32 None 32MB (2) 2M x 32 (2) 2M x 32 40MB (2) 4M x 32 (2) 1M x 32 48MB (2) 4M x 32 (2) 2M x 32 64MB (2) 8M x 32 None 64MB (2) 4M x 32 (2) 4M x 32 72MB (2) 8M x 32 (2) 1M x 32 80MB (2) 8M x 32 (2) 2M x 32 96MB (2) 8M x 32 (2) 4M x 32 128MB (2) 8M x 32 (2) 8M x 32 128MB (2) 16M x 32 None 136MB (2) 16M x 32 (2) 1M x 32 144MB (2) 16M x 32 (2) 2M x 32 160MB (2) 16M x 32 (2) 4M x 32 192MB (2) 16M x 32 (2) 8M x 32 256MB (2) 16M x 32 (2) 16M x 32 Note: Board accepts EDO memory. DIMM CONFIGURATION Size Bank 0 Bank 1 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) 8M x 64 (1) 8M x 64 CACHE CONFIGURATION Size Bank 0 TAG 256KB (2) 32K x 32 Unidentified 512KB (2) 64K x 32 Unidentified CPU SPEED SELECTION (CX 6X86L) CPU speed Clock Multiplier SW1/3 SW1/4 SW1/5 speed 150MHz 60MHz 2x On Off Off 166MHz 66MHz 2x On Off Off 200MHz 66MHz 2.5x On Off Off CPU SPEED SELECTION (CX 6X86L, CON’T) CPU speed Clock Multiplier SW1/6 SW1/7 SW1/8 speed 150MHz 60MHz 2x On Off Off 166MHz 66MHz 2x Off Off Off 200MHz 66MHz 2.5x Off On Off CPU SPEED SELECTION (CX 6X86MX) CPU speed Clock Multiplier SW1/3 SW1/4 SW1/5 speed 166MHz 66MHz 2x On On Off 200MHz 75MHz 2x On Off Off 200MHz 66MHz 2.5x On On Off 233MHz 75MHz 2.5x On On Off 233MHz 66MHz 3x Off On Off CPU SPEED SELECTION (CX 6X86MX, CON’T) CPU speed Clock Multiplier SW1/6 SW1/7 SW1/8 speed 166MHz 66MHz 2x On Off Off 200MHz 75MHz 2x Off On Off 200MHz 66MHz 2.5x Off Off Off 233MHz 75MHz 2.5x Off On Off 233MHz 66MHz 3x Off Off Off CPU SPEED SELECTION (CX M II) CPU speed Clock Multiplier SW1/3 SW1/4 SW1/5 speed 300MHz 75MHz 3x Off On Off 300MHz 66MHz 3.5x Off Off Off CPU SPEED SELECTION (CX M II, CON’T) CPU speed Clock Multiplier SW1/6 SW1/7 SW1/8 speed 300MHz 75MHz 2.5x Off On Off 300MHz 66MHz 3x Off Off Off CPU SPEED SELECTION (AM K5) CPU speed Clock Multiplier SW1/3 SW1/4 SW1/5 speed 120MHz 60MHz 1.5x On Off Off 133MHz 66MHz 2x On Off Off 166MHz 66MHz 2.5x On On Off CPU SPEED SELECTION (AM K5, CON’T) CPU speed Clock Multiplier SW1/6 SW1/7 SW1/8 speed 120MHz 60MHz 1.5x On Off Off 133MHz 66MHz 2x Off Off Off 166MHz 66MHz 2.5x Off Off Off CPU SPEED SELECTION (AM K6) CPU speed Clock Multiplier SW1/3 SW1/4 SW1/5 speed 166MHz 66MHz 2.5x On On Off 200MHz 66MHz 3x Off On Off 233MHz 66MHz 3.5x Off Off Off 266MHz 66MHz 4x On Off On 300MHz 66MHz 4.5x On On On CPU SPEED SELECTION (AM K6, CON’T) CPU speed Clock Multiplier SW1/6 SW1/7 SW1/8 speed 166MHz 66MHz 2.5x Off Off Off 200MHz 66MHz 3x Off Off Off 233MHz 66MHz 3.5x Off Off Off 266MHz 66MHz 4x Off Off Off 300MHz 66MHz 4.5x Off Off Off CPU SPEED SELECTION (AM K6-2) CPU speed Clock Multiplier SW1/3 SW1/4 SW1/5 speed 266MHz 66MHz 4x On Off On CPU SPEED SELECTION (AM K6-2, CON’T) CPU speed Clock Multiplier SW1/6 SW1/7 SW1/8 speed 266MHz 66MHz 4x Off Off Off CPU SPEED SELECTION (INTEL) CPU speed Clock Multiplier SW1/3 SW1/4 SW1/5 speed 90MHz 60MHz 1.5x Off Off Off 100MHz 66MHz 1.5x Off Off Off 120MHz 60MHz 2x On Off Off 133MHz 66MHz 2x On Off Off 150MHz 60MHz 2.5x On On Off 166MHz 66MHz 2.5x On On Off 200MHz 66MHz 3x Off On Off CPU SPEED SELECTION (INTEL, CON’T) CPU speed Clock Multiplier SW1/6 SW1/7 SW1/8 speed 90MHz 60MHz 1.5x On Off Off 100MHz 66MHz 1.5x Off Off Off 120MHz 60MHz 2x On Off Off 133MHz 66MHz 2x Off Off Off 150MHz 60MHz 2.5x On Off Off 166MHz 66MHz 2.5x Off Off Off 200MHz 66MHz 3x Off Off Off CPU SPEED SELECTION (INTEL MMX) CPU speed Clock Multiplier SW1/3 SW1/4 SW1/5 speed 166MHz 66MHz 2.5x On On Off 200MHz 66MHz 3x Off On Off 233MHz 66MHz 3.5x Off Off Off CPU SPEED SELECTION (INTEL MMX, CON’T) CPU speed Clock Multiplier SW1/6 SW1/7 SW1/8 speed 166MHz 66MHz 2.5x Off Off Off 200MHz 66MHz 3x Off Off Off 233MHz 66MHz 3.5x Off Off Off CPU SPEED SELECTION (IDT C6) CPU speed Clock Multiplier SW1/3 SW1/4 SW1/5 speed 180MHz 60MHz 3x Off On Off 200MHz 66MHz 3x Off On Off CPU SPEED SELECTION (IDT C6, CON’T) CPU speed Clock Multiplier SW1/6 SW1/7 SW1/8 speed 180MHz 60MHz 3x On Off Off 200MHz 66MHz 3x Off Off Off CPU VOLTAGE SELECTION (SINGLE) Voltage JP9 JP10 JP12 JP13 JP14 3.3v 1 & 2 1 & 2, 3 Closed Open Closed & 4 3.5v 1 & 2, 1 & 2, 3 Closed Open Closed 3 & 4 & 4 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION (DUAL) Voltage V core JP9 JP10 JP12 JP13 JP14 3.3v 2.2v 1 & 2 Open Open 1 & 3, Open 2 & 4 3.3v 2.8v Open Open Open 1 & 3, Closed 2 & 4 3.3v 2.9v 3 & 4 Open Open 1 & 3, Closed 2 & 4 3.3v 3.2v Open Open Closed 1 & 3, Closed 2 & 4 Note: Pins designated should be in the closed position.