Cisco Systems NPE-225, NPE-175 Memory Type Size Quantity Description, MB Dimm, MEM-SD-NPE-32MB

Chapter 3 NPE-300 and NPE-400 Overview

NPE-300 and NPE-400 Memory Information

cisco 7206VXR (NPE400) processor (revision 0xFF) with 122880K/8192K bytes of memory.

Processor board ID 8771013

R7000 CPU at 350Mhz, Implementation 39, Rev 2.1, 256KB L2, 4096KB L3 Cache 6 slot VXR midplane, Version 2.1

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Table 3-1provides memory specifications, and Table 3-2provides user replaceable memory configurations for the NPE-300. Table 3-3provides memory specifications, and Table 3-4provides memory configurations for the NPE-400.

Table 3-1	NPE-300 Memory Specifications
					Component Location
Memory Type		Size	Quantity	Description	on the NPE-300 Board
SDRAM-configurable		32 to 256 MB	1 configurable	32-, 64-, or 128-MB DIMMs (based	Bank 1: U45 and U44
			bank with	on maximum SDRAM required)
			2 SDRAM slots
Boot ROM		512 KB	1	OTP ROM for the ROM monitor	U11
				program
SDRAM-fixed		32 MB	1	32-MB DIMM	Bank 02: U16
Primary cache		16 KB	—	RM7000 processor, integrated cache	U49
		(instruction),
		16 KB (data)
Secondary cache		256 KB	—	RM7000 processor, unified, internal	U49
		(fixed)		cache
Tertiary cache		2 MB (fixed)	—	RM7000 processor, external cache	U7, U8, U9, U10, U17

1.Located on the processor engine board.

2.Socket U15 is never populated, although it is part of bank 0.

Table 3-2	NPE-300 SDRAM DIMM Configurations—Configurable Memory Only
Total SDRAM1		Bank 12	Quantity	Product Number3
32 MB4 +		U45 (DIMM slot 2 only)	1 32-MB DIMM	MEM-SD-NPE-32MB
32 MB
32MB4 +		U45 and U44	2 32-MB DIMMs or	MEM-SD-NPE-32MB
64 MB		or	1 64-MB DIMM	MEM-SD-NPE-64MB
		U45

Network Processing Engine and Network Services Engine Installation and Configuration

3-6 OL-4448-12