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STONEHENGE
ACTIVEI SYSTEMS, INC.
STONEHENGE
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Processor
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Pentium Pro
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Processor Speed
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150/166/180/200MHz
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Chip Set
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Intel
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Video Chip Set
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None
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Maximum Onboard Memory
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768MB (EDO supported)
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Maximum Video Memory
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None
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Cache
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256/512KB (located on Pentium Pro CPU)
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BIOS
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AMI
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Dimensions
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305mm x 244mm
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I/O Options
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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 connector, ATX power connector
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NPU Options
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None
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CONNECTIONS
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Purpose
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Location
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Purpose
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Location
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ATX power connector
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ATX
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Speaker
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J2
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Serial port 2
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CN1
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Green PC connector
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J3
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Parallel port
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CN2
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Turbo LED
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J4
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PS/2 mouse port
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CN3
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Reset switch
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J5
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Serial port 1
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CN4
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IDE interface LED
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J6
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Floppy drive interface
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CN5
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Soft off power supply
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J7
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IDE interface 1
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CN6
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Temperature buzzer
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JP2
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IDE interface 2
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CN7
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32-bit PCI slots
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PC1 – PC5
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IR connector
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IR1
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USB connector
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USB
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Power LED & keylock
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J1
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USER CONFIGURABLE SETTINGS
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Function
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Label
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Position
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»
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Factory configured - do not alter (CMOS)
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JP8
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Unidentified
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DRAM CONFIGURATION
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Size
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Bank 0
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Bank 1
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Bank 2
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8MB
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(2) 1M x 36
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None
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None
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16MB
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(2) 1M x 36
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(2) 1M x 36
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None
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16MB
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(2) 2M x 36
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None
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None
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24MB
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(2) 1M x 36
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(2) 1M x 36
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(2) 1M x 36
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24MB
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(2) 1M x 36
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(2) 2M x 36
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None
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24MB
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(2) 2M x 36
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(2) 1M x 36
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None
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32MB
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(2) 2M x 36
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(2) 1M x 36
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(2) 1M x 36
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32MB
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(2) 2M x 36
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(2) 2M x 36
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None
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32MB
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(2) 4M x 36
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None
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None
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40MB
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(2) 1M x 36
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(2) 2M x 36
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(2) 2M x 36
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40MB
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(2) 1M x 36
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(2) 4M x 36
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None
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40MB
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(2) 4M x 36
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(2) 1M x 36
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None
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48MB
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(2) 2M x 36
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(2) 2M x 36
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(2) 2M x 36
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48MB
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(2) 2M x 36
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(2) 4M x 36
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None
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48MB
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(2) 4M x 36
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(2) 1M x 36
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(2) 1M x 36
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48MB
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(2) 4M x 36
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(2) 2M x 36
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None
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64MB
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(2) 4M x 36
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(2) 2M x 36
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(2) 2M x 36
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64MB
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(2) 4M x 36
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(2) 4M x 36
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None
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64MB
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(2) 8M x 36
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None
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None
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72MB
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(2) 1M x 36
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(2) 4M x 36
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(2) 4M x 36
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72MB
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(2) 1M x 36
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(2) 8M x 36
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None
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72MB
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(2) 8M x 36
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(2) 1M x 36
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None
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80MB
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(2) 2M x 36
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(2) 4M x 36
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(2) 4M x 36
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80MB
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(2) 2M x 36
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(2) 8M x 36
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None
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DRAM CONFIGURATION (CON’T)
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Size
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Bank 0
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Bank 1
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Bank 2
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80MB
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(2) 8M x 36
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(2) 1M x 36
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(2) 1M x 36
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80MB
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(2) 8M x 36
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(2) 2M x 36
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None
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96MB
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(2) 4M x 36
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(2) 4M x 36
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(2) 4M x 36
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96MB
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(2) 4M x 36
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(2) 8M x 36
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None
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96MB
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(2) 8M x 36
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(2) 2M x 36
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(2) 2M x 36
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96MB
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(2) 8M x 36
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(2) 4M x 36
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None
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128MB
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(2) 8M x 36
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(2) 4M x 36
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(2) 4M x 36
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128MB
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(2) 8M x 36
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(2) 8M x 36
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None
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128MB
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(2) 16M x 36
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None
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None
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136MB
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(2) 1M x 36
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(2) 8M x 36
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(2) 8M x 36
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136MB
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(2) 16M x 36
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(2) 1M x 36
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None
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144MB
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(2) 2M x 36
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(2) 8M x 36
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(2) 8M x 36
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144MB
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(2) 2M x 36
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(2) 16M x 36
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None
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144MB
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(2) 16M x 36
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(2) 1M x 36
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(2) 1M x 36
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144MB
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(2) 16M x 36
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(2) 2M x 36
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None
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160MB
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(2) 4M x 36
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(2) 8M x 36
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(2) 8M x 36
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160MB
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(2) 4M x 36
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(2) 16M x 36
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None
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160MB
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(2) 16M x 36
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(2) 2M x 36
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(2) 2M x 36
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160MB
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(2) 16M x 36
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(2) 4M x 36
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None
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192MB
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(2) 8M x 36
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(2) 8M x 36
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(2) 8M x 36
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192MB
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(2) 8M x 36
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(2) 16M x 36
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None
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192MB
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(2) 16M x 36
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(2) 4M x 36
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(2) 4M x 36
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192MB
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(2) 16M x 36
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(2) 8M x 36
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None
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256MB
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(2) 32M x 36
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None
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None
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256MB
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(2) 16M x 36
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(2) 8M x 36
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(2) 8M x 36
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256MB
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(2) 16M x 36
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(2) 16M x 36
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None
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264MB
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(2) 1M x 36
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(2) 16M x 36
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(2) 16M x 36
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264MB
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(2) 32M x 36
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(2) 1M x 36
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None
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272MB
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(2) 2M x 36
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(2) 16M x 36
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(2) 16M x 36
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272MB
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(2) 32M x 36
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(2) 1M x 36
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(2) 1M x 36
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272MB
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(2) 32M x 36
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(2) 2M x 36
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None
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288MB
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(2) 32M x 36
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(2) 2M x 36
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(2) 2M x 36
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288MB
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(2) 32M x 36
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(2) 4M x 36
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None
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320MB
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(2) 8M x 36
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(2) 16M x 36
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(2) 16M x 36
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320MB
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(2) 32M x 36
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(2) 4M x 36
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(2) 4M x 36
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320MB
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(2) 32M x 36
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(2) 8M x 36
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None
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384MB
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(2) 32M x 36
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(2) 8M x 36
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(2) 8M x 36
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384MB
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(2) 32M x 36
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(2) 16M x 36
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None
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384MB
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(2) 16M x 36
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(2) 16M x 36
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(2) 16M x 36
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512MB
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(2) 32M x 36
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(2) 16M x 36
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(2) 16M x 36
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512MB
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(2) 32M x 36
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(2) 32M x 36
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None
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768MB
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(2) 32M x 36
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(2) 32M x 36
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(2) 32M x 36
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Note: Board accepts EDO memory.
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CACHE CONFIGURATION
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Note: 256KB/512KB cache is located on the Pentium Pro CPU.
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CPU SPEED SELECTION
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CPU speed
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Clock speed
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Multiplier
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SW1/1
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SW1/2
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SW1/3
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SW1/4
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150MHz
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60MHz
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2.5x
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On
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Off
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On
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Off
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166MHz
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66MHz
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2.5x
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On
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Off
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Off
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On
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180MHz
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60MHz
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3x
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Off
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On
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On
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Off
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200MHz
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66MHz
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3x
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Off
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On
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Off
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On
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TEMPERATURE SELECTION
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Setting
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JP3
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JP5
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Overheat protection disabled
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Open
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Open
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When temp is > 50C, CPU will stop
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Closed
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Open
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When temp is > 50C, system will enter green mode
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Closed
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Closed
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