NEC D30400RJ-40 (VR4000PC-40)
Information
History
Architecture
Identification
Pinouts
Support chips
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Type
Microprocessor
Manufacturing process
1.3 million transistors
Data bus width
64 bit
Package
179-pin ceramic PGA
Speed (MHz)
40
Clock multiplier
2, 3 or 4
On-chip peripherals
System control coprocessor
Memory management unit
Physical memory (GB)
64
Virtual memory
2 GB (32-bit mode); 1 TB (64-bit mode)
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
None
Floating Point Unit
Integrated
Notes:
Internal pipeline operates at 80 MHz.
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Last modified: 2 Dec 2005
R4000 family
List of processor families
(c) Copyright 2003 Gennadiy Shvets