| Standard name | Memory clock | Cycle time | I/O Bus clock | Data transfers per second | Module name | Peak transfer rate | Timings |
|---|---|---|---|---|---|---|---|
| DDR2-400 | 100 MHz | 10 ns | 200 MHz | 400 Million | PC2-3200 | 3200 MB/s | 3-3-3 4-4-4 |
| DDR2-533 | 133 MHz | 7.5 ns | 266 MHz | 533 Million | PC2-4200 PC2-43001 |
4266 MB/s | 3-3-3 4-4-4 |
| DDR2-667 | 166 MHz | 6 ns | 333 MHz | 667 Million | PC2-5300 PC2-54001 |
5333 MB/s | 4-4-4 5-5-5 |
| DDR2-800 | 200 MHz | 5 ns | 400 MHz | 800 Million | PC2-6400 | 6400 MB/s | 4-4-4 5-5-5 6-6-6 |
| DDR2-1066 | 266 MHz | 3.75 ns | 533 MHz | 1066 Million | PC2-8500 PC2-86001 |
8533 MB/s | 6-6-6 7-7-7 |