Functional Architecture
Intel® Entry Server Board SE7221BA1-E TPS
10
Revision
1.5
The following figure shows a dual channel configuration using three DIMMs. In this example,
the combined capacity of the two DIMMs in Channel A equal the capacity of the single DIMM in
the DIMM0 (blue) socket of Channel B.
OM17122
Channel A, DIMM 0
Channel A, DIMM 1
Channel B, DIMM 0
Channel B, DIMM 1
256 MB
512 MB
256 MB
Figure 5. Dual Channel (Interleaved) Mode Configuration with Three DIMMs
Figure 6 shows a dual channel configuration using four DIMMs. In this example, the combined
capacity of the two DIMMs in Channel A equal the combined capacity of the two DIMMs in
Channel B. Also, the DIMMs are matched between DIMM0 and DIMM1 of both channels.
OM17124
Channel A, DIMM 0
Channel A, DIMM 1
Channel B, DIMM 0
Channel B, DIMM 1
256 MB
256 MB
512 MB
512 MB
Figure 6. Dual Channel (Interleaved) Mode Configuration with Four DIMMs
