1.1 Features 1 Hardware Overview
PORTEGE A100 Maintenance Manual (960-460) 1-7
The PC contains the following components.
θ CPU
Mobile Intel Pentium M Processor-M
• A 1.40GHz Pentium M processor with a 1.40GHz internal clock, 400MHz bus
and 1.484V core operation voltage
• Internal cache memory: 32KB
• Secondary cache memory: 1MB
Internal cache memory: 32KB
• Integrated NDP
θ Memory
Two memory slots (DDR266). Memory modules in 256MB and 512MB can be
installed to a maximum of 1GB (1,024MB).
• 3.3V operation
• 140-pin exclusive memory board
• Access time 6ns
• Memory Supporting PC-2100
θ BIOS ROM (FWH)
• 8Mbit (512K×16-bit chip)
− 32KB used for logo and icon
− 64KB used for setup and checksum
− 128KB used for system BIOS
− 64KB used for VGA-BIOS
− 32KB used for ACPI
− 64kB used for Sound logo
− 16KB used for Parameter block
− 16KB used for MBI
− 32KB used for Option logo
− 448KB reserved
