Cisco Systems NPE-175 manual MEM-SD-NPE-256MB, Memory Type Size Quantity Description NPE-400 Board

Chapter 3 NPE-300 and NPE-400 Overview

NPE-300 and NPE-400 Memory Information

Table 3-2		NPE-300 SDRAM DIMM Configurations—Configurable Memory Only (continued)
Total SDRAM1			Bank 12	Quantity	Product Number3
32 MB4	+		U45 and U44	2 64-MB DIMMs or	MEM-SD-NPE-64MB
128 MB			or	1 128-MB DIMM	MEM-SD-NPE-128MB
			U45
32 MB4	+		U45 and U44	2 128-MB DIMMs	MEM-SD-NPE-256MB
256 MB

1.Refer to the Cisco AS5800 Universal Access Server documentation listed in the “Related Documentation” section on page iii for Cisco AS5800 Universal Access Server SDRAM options.

2.There are two user-upgradable SDRAM slots in bank 1. (Bank 0 is used exclusively for packet memory and is set at a fixed configuration of 32 MB in the factory.)

3.These products are also available as SDRAM upgrades. To order an upgrade, add an equal sign (=) after the product number, for example, MEM-SD-NPE-128MB=.

4.This 32 MB is fixed memory in SDRAM bank 0, socket U16. Socket U15 is never populated.

Table 3-3	NPE-400 Memory Specifications
							Component
							Location on the
Memory Type		Size		Quantity	Description		NPE-400 Board
SDRAM-configurable		128, 256, or 512 MB		1	128-, 256- or 512-MB SODIMM		J1
Boot ROM		512 KB		1	OTP ROM for the ROM monitor program		U7
Primary cache		16 KB (instruction),		—	RM7000 processor, integrated cache		U38
		16 KB (data)
Secondary cache		256 KB (fixed)		—	RM7000 processor, unified, internal cache		U38
Tertiary cache		4 MB (fixed)		—	RM7000 processor, external cache		U2, U26, U27,
							U28, U37
Table 3-4	NPE-400 Memory Configuration
Total SDRAM			Bank 1		Quantity	Product Number
128 MB			J1		1 128-MB SODIMM	MEM-NPE-400-128MB
256 MB			J1		1 256-MB SODIMM	MEM-NPE-400-256MB
512 MB			J1		1 512-MB SODIMM	MEM-NPE-400-512MB

Network Processing Engine and Network Services Engine Installation and Configuration

OL-4448-12 3-7