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Toshiba TC85R4000SC-50 information

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Type:CPU Manufacturer:NEC
family:R4000 microprocessors:Toshiba TC85R4000SC-50
Type CPU / Microprocessor
Frequency    50 MHz
Clock multiplier    2, 3 or 4
Package 447-pin staggered ceramic PGA
Socket SPGA447
Architecture / Microarchitecture
Manufacturing process 1.3 million transistors
Data width 64 bit
Floating Point Unit Integrated
Level 1 cache size    8 KB direct-mapped code cache, can be expanded to 32 KB
8 KB direct-mapped write-back data cache, can be expanded to 32 KB
Level 2 cache size    External 128 KB - 4 MB
Physical memory 64 GB
Virtual memory 2 GB (32-bit mode); 1 TB (64-bit mode)
Pipeline 8 stages
On-chip peripherals
  • 128-bit secondary cache bus interface
  • System control coprocessor
  • Memory management unit
Electrical / Thermal parameters
Notes on Toshiba TC85R4000SC-50
  • Internal pipeline operates at 100 MHz.

Toshiba TC85R4000SC-50microprocessors pictures
Toshiba TC85R4000SC-50

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