Speed Comparison: DDR400 Vs. DDR333 Vs. DDR266, Continued
Equal Bandwidths: DDR400 And RDRAM (PC800)
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| Label | Name | Effective Clock Rate | Data Bus | Bandwidth |
|---|---|---|---|---|
| PC66 | SDRAM | 66 MHz | 64 Bit | 0,5 GB/s |
| PC100 | SDRAM | 100 MHz | 64 Bit | 0,8 GB/s |
| PC133 | SDRAM | 133 MHz | 64 Bit | 1,06 GB/s |
| PC1600 | DDR200 | 100 MHz | 64 Bit | 1,6 GB/s |
| PC1600 | DDR200 Dual | 100 MHz | 2 x 64 Bit | 3,2 GB/s |
| PC2100 | DDR266 | 133 MHz | 64 Bit | 2,1 GB/s |
| PC2100 | DDR266 Dual | 133 MHz | 2 x 64 Bit | 4,2 GB/s |
| PC2700 | DDR333 | 166 MHz | 64 Bit | 2,7 GB/s |
| PC2700 | DDR333 Dual | 166 MHz | 2 x 64 Bit | 5,4 GB/s |
| PC3200 | DDR400 | 200 MHz | 64 Bit | 3,2 GB/s |
| PC3200 | DDR400 Dual | 200 MHz | 2 x 64 Bit | 6,4 GB/s |
| PC4200 | DDR533 | 266 MHz | 64 Bit | 4,2 GB/s |
| PC4200 | DDR533 Dual | 266 MHz | 2 x 64 Bit | 8,4 GB/s |
| PC800 | RDRAM Dual | 400 MHz | 2 x 16 Bit | 3,2 GB/s |
| PC1066 | RDRAM Dual | 533 MHz | 2 x 16 Bit | 4,2 GB/s |
| PC1200 | RDRAM Dual | 600 MHz | 2 x 16 Bit | 4,8 GB/s |
| PC800 | RDRAM Dual | 400 MHz | 2 x 32 Bit | 6,4 GB/s |
| PC1066 | RDRAM Dual | 533 MHz | 2 x 32 Bit | 8,4 GB/s |
| PC1200 | RDRAM Dual | 600 MHz | 2 x 32 Bit | 9,6 GB/s |
The table above lists the theoretically possible bandwidths of the individual memory modules.
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