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Cisco 3600 Series Hardware Installation Guide
OL-2056-02
Chapter 5 Installing Memory in the Router
Replacing DRAM and SDRAM
Table 5-2 32-Bit DRAM Configuration for Cisco 3640 Routers
Bank 0 (SIMM
0)
Bank 1
(SIMM 1)
Bank 2
(SIMM 2)
Bank 3
(SIMM 3)
Total
Memory
4 MB 4 MB 8 MB Not installed 16 MB
16 MB Not installed Not installed Not installed 16 MB
4 MB 16 MB Not installed Not installed 20 MB
8 MB 8 MB 4 MB Not installed 20 MB
16 MB 4 MB Not installed Not installed 20 MB
8 MB 16 MB Not installed Not installed 24 MB
8 MB 8 MB 8 MB Not installed 24 MB
16 MB 8 MB Not installed Not installed 24 MB
8 MB 8 MB 4 MB 8 MB 28 MB
8 MB 8 MB 8 MB 4 MB 28 MB
8 MB 8 MB 16 MB Not installed 32 MB
16 MB 16 MB 4 MB Not installed 36 MB
16 MB 16 MB 8 MB Not installed 40 MB
16 MB 16 MB 8 MB 4 MB 44 MB
16 MB 16 MB 4 MB 8 MB 44 MB
16 MB 16 MB 16 MB 4 MB 52 MB
16 MB 16 MB 4 MB 16 MB 52 MB
16 MB 16 MB 16 MB 8 MB 56 MB
16 MB 16 MB 8 MB 16 MB 56 MB
Table 5-3 64-Bit DRAM Configuration for Cisco 3640 Routers
Bank 0
(SIMM 0)
Bank 1
(SIMM 1)
Bank 2
(SIMM 2)
Bank 3
(SIMM 3)
Total
Memory
4 MB 4 MB 4 MB 4 MB 16 MB
8 MB
1
8 MB Not installed Not installed 16 MB
8 MB-Dual
2
8 MB-Dual Not installed Not installed 16 MB
8 MB 8 MB 4 MB 4 MB 24 MB
8 MB-Dual 8 MB-Dual 4 MB 4 MB 24 MB
8 MB 8 MB 8 MB 8 MB 32 MB
8 MB 8 MB 8 MB-Dual 8 MB-Dual 32 MB
8 MB-Dual 8 MB-Dual 8 MB 8 MB 32 MB
8 MB-Dual 8 MB-Dual 8 MB-Dual 8 MB-Dual 32 MB
16 MB 16 MB – – 32 MB
16 MB 16 MB 4 MB 4 MB 40 MB
16 MB 16 MB 8 MB 8 MB 48 MB