GIGA-BYTE TECHNOLOGY CO., LTD. GA-586MS Processor CX M1/AM K5/Pentium Processor Speed 75/90/100/120/125/133/150/166/180/200MHz Chip Set SIS Video Chip Set Unidentified Maximum Onboard 512MB (EDO supported) Memory Maximum Video Unidentified Memory Cache 256/512KB BIOS Award Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA port, IR connector, ATX power connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location ATX power connector ATX Reset switch J14 VGA port CN1 Speaker J17 Parallel port CN2 Chassis fan power JP2 PS/2 mouse port CN3 Turbo switch J20 Serial port 1 CN4 Turbo LED J21 Serial port 2 CN5 Keylock J26 IDE interface 1 CN6 Green PC LED JP6 IDE interface 2 CN7 Soft off power supply JP11 Floppy drive interface CN8 IDE interface LED JP14 IR connector J11 Green PC connector JP37 Power LED J12 32-bit PCI slots PC1 – PC3 Note: The location of J26 is unidentified. USER CONFIGURABLE SETTINGS Function Label Position ? Factory configured - do not JP19 Unidentified alter DRAM 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 256MB (2) 32M x 36 None 264MB (2) 32M x 36 (2) 1M x 36 272MB (2) 32M x 36 (2) 2M x 36 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 288MB (2) 32M x 36 (2) 4M x 36 320MB (2) 32M x 36 (2) 8M x 36 384MB (2) 32M x 36 (2) 16M x 36 512MB (2) 32M x 36 (2) 32M x 36 Note: Board accepts EDO memory. CACHE CONFIGURATION Size Bank 0 256KB (2) 32K x 32 512KB (2) 64K x 32 Note: The size of the TAG is unidentified. VIDEO MEMORY CONFIGURATION Note: The size and location of the video memory is unidentified. CPU SPEED SELECTION (CYRIX) CPU speed Clock speed Multiplier JP1 JP5 120MHz 50MHz 2x 4 & 7, 5 3 & 4 & 8, 6 & 9 133MHz 55MHz 2x 4 & 7, 5 3 & 4 & 8, 6 & 9 150MHz 60MHz 2x 4 & 7, 5 3 & 4 & 8, 6 & 9 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CYRIX, CON’T) CPU speed Clock Multiplier JP7 JP8 JP35 speed 120MHz 50MHz 2x 1 & 2 1 & 2 1 & 2 133MHz 55MHz 2x 2 & 3 2 & 3 1 & 2 150MHz 60MHz 2x 2 & 3 1 & 2 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AMD) CPU speed Clock speed Multiplier JP1 JP5 75MHz 50MHz 1.5x 4 & 7, 5 Open & 8, 6 & 9 90MHz 60MHz 1.5x 4 & 7, 5 Open & 8, 6 & 9 100MHz 66MHz 1.5x 4 & 7, 5 Open & 8, 6 & 9 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AMD, CON’T) CPU speed Clock Multiplier JP7 JP8 JP35 speed 75MHz 50MHz 1.5x 1 & 2 1 & 2 1 & 2 90MHz 60MHz 1.5x 2 & 3 1 & 2 1 & 2 100MHz 66MHz 1.5x 1 & 2 2 & 3 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU speed Clock speed Multiplier JP1 JP5 75MHz 50MHz 1.5x 4 & 7, 5 Open & 8, 6 & 9 90MHz 60MHz 1.5x 4 & 7, 5 Open & 8, 6 & 9 100MHz 66MHz 1.5x 4 & 7, 5 Open & 8, 6 & 9 120MHz 60MHz 2x 4 & 7, 5 3 & 4 & 8, 6 & 9 125MHz 50MHz 2.5x 4 & 7, 5 1 & 2, 3 & & 8, 6 & 4 9 133MHz 66MHz 2x 4 & 7, 5 3 & 4 & 8, 6 & 9 150MHz 60MHz 2.5x 4 & 7, 5 1 & 2, 3 & & 8, 6 & 4 9 150MHz (P55C) 60MHz 2.5x 1 & 4, 2 1 & 2, 3 & & 5, 3 & 4 6 166MHz 66MHz 2.5x 4 & 7, 5 1 & 2, 3 & & 8, 6 & 4 9 166MHz (P55C) 66MHz 2.5x 1 & 4, 2 1 & 2, 3 & & 5, 3 & 4 6 180MHz 60MHz 3x 4 & 7, 5 1 & 2 & 8, 6 & 9 200MHz 66MHz 3x 4 & 7, 5 1 & 2 & 8, 6 & 9 200MHz (P55C) 66MHz 3x 1 & 4, 2 1 & 2 & 5, 3 & 6 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL, CON’T) CPU speed Clock Multiplier JP7 JP8 JP35 speed 75MHz 50MHz 1.5x 1 & 2 1 & 2 1 & 2 90MHz 60MHz 1.5x 2 & 3 1 & 2 1 & 2 100MHz 66MHz 1.5x 1 & 2 2 & 3 1 & 2 120MHz 60MHz 2x 2 & 3 1 & 2 1 & 2 125MHz 50MHz 2.5x 1 & 2 1 & 2 1 & 2 133MHz 66MHz 2x 1 & 2 2 & 3 1 & 2 150MHz 60MHz 2.5x 2 & 3 1 & 2 1 & 2 150MHz 60MHz 2.5x 2 & 3 1 & 2 1 & 2 (P55C) 166MHz 66MHz 2.5x 1 & 2 2 & 3 1 & 2 166MHz 66MHz 2.5x 1 & 2 2 & 3 1 & 2 (P55C) 180MHz 60MHz 3x 2 & 3 1 & 2 1 & 2 200MHz 66MHz 3x 1 & 2 2 & 3 1 & 2 200MHz 66MHz 3x 1 & 2 2 & 3 1 & 2 (P55C) Note: Pins designated should be in the closed position.