| Table 1 | Recommended memory configurations | ||||||
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| Sockets |
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| Mode/DIMM Type |
| DIMM_A1 | DIMM_A2 DIMM_B1 DIMM_B2 | |||
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| (blue) | (black) | (blue) | (black) |
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| (1) | Populated | — | — | — | ||
| (DDR400/DDR333/ | (2) | — | Populated | — | — | |
| DDR266) | (3) | — | — | Populated | — | |
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| (4) | — | — | — | Populated |
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| (1) | Populated | — | Populated | — | ||
| (DDR400/DDR333/ | (2) | — | Populated | — | Populated | |
| DDR266) | (3)* | Populated | Populated | Populated | Populated | |
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*For
•install identical DIMMs in all four sockets or
•install identical DIMM pair in DIMM_A1 and DIMM_B1 (blue sockets) and identical DIMM pair in DIMM_A2 and DIMM_B2 (black sockets)
Table 2 | Memory frequency/CPU FSB synchronization | |||
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| CPU FSB | DDR DIMM Type | Memory Frequency | |
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| 800 MHz |
| PC3200/PC2700*/PC2100 | 400/333*/266 MHz |
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| 533 MHz |
| PC2700/PC2100 | 333/266 MHz |
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| 400 MHz |
| PC2100 | 266 MHz |
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*When using 800MHz CPU FSB, PC2700 DDR DIMMs may run only at 320MHz (not 333MHz) due to chipset limitation.
ASUS P4P800 SE motherboard |