Datasheet

2-5
Memory Replacement Instructions for the Network Processing Engine or Network Services Engine and Input/Output Controller
OL-8358-03
Chapter 2 SDRAM and DRAM Memory Systems Overview
Network Processing Engine or Network Services Engine Memory Information
NPE-G2 Memory Information
Use the following figure and tables for information about the NPE-G2 memory location, specifications,
and configurations.
Figure 2-1 NPE-G2
1 DIMM
Table 2-3 NPE-G2 Processor and Memory Specifications
Memory Type Size Quantity Description
Component Location
on the NPE-G2 Board
SDRAM 1 GB 1 1-GB DDR SDRAM (DIMM) S1
Boot ROM 512 KB 1 Reprogrammable Boot ROM for
the ROM monitor program
U24
Flash memory
(also known as bootflash)
64 MB 1 Contains the default boot helper
(boot loader) image
U19 and U13
NVRAM 2 MB 1 Nonvolatile EPROM for the
system configuration file
U17
Primary cache 32 KB (16 KB
instruction, 16 KB
data)
— Motorola Freescale 7448 processor,
internal cache
U30
Secondary cache 1 MB — MPC7448 secondary cache U30
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