Comparision: Chipsets For The Pentium 4
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| Chipset | Intel E7205 | Intel 845E | Intel 845G |
|---|---|---|---|
| Introduction | Nov-02 | May-02 | May-02 |
| Processor Platform | Socket 478 | Sockel 478 | Sockel 478 |
| Supported CPU | Intel Pentium 4 | Intel Pentium 4 | Intel Pentium 4 |
| Chipset Northbridge | i7205 | Intel RG8245EES | Intel RG82845G |
| Chipset Southbridge | Intel 82801 DB | Intel 82801 DB | Intel 82801 DB |
| Front Side Bus Clock | 100/133 | 100/133 MHz | 100/133 MHz |
| Memory Clock | 100/133 | 100/133 MHz | 100/133/166 MHz |
| Asynchronous memory clock | no | yes | yes |
| FSB overclocking | up to 166 MHz | up to 166 MHz | up to 166 MHz |
| max. # DIMM Slots | 4 | 3 | 3 |
| max. Memory | 4096 MB | 3072 MB | 3072 MB |
| SDRAM Support | no | yes | yes |
| DDR SDRAM Support | yes | yes | yes |
| Dual DDR SDRAM Support | yes | no | no |
| RDRAM Support (Rambus) | no | no | no |
| Dual RDRAM Support (Rambus) | no | no | no |
| Ultra-DMA/33/66/100 | yes / yes / yes | yes / yes / yes | yes / yes / yes |
| Ultra-DMA/133 | no | no | no |
| Max. # USB | 4 | 4 | 4 |
| USB 2.0 | yes | yes | yes |
| Max.# PCI Slots | 6 | 6 | 6 |
| Integrated Graphics | no | no | yes |
| AGP 1x / 2x / 4x | yes / yes / yes | yes / yes / yes | yes / yes / yes |
| AGP 8x | yes | no | no |
| Hyper-Threading Support | yes | no | no (ja, Step 2) |
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| Chipset | Intel 845GE/PE | Intel 850E | SiS 645DX | SiS 658 |
|---|---|---|---|---|
| Introduction | Sep-02 | May 2002 | Mar-02 | Nov-02 |
| Processor Platform | Socket 478 | Socket 478 | Sockel 478 | Sockel 478 |
| Supported CPU | Intel Pentium 4 | Intel Pentium 4 | Intel Pentium 4 | Intel Pentium 4 |
| Chipset Northbridge | Intel RG82845GE | Intel KC82850E | SiS 645DX | SiS 658 |
| Chipset Southbridge | Intel 82801 DB | Intel 82801 BA | SiS 961 | SiS 963 |
| Front Side Bus clock | 100/133 MHz | 100/133 MHz | 100/133 MHz | 100/133 MHz |
| Memory clock | 100/133/166 MHz | 400 MHz/533 MHz | 100/133/166/200 MHz | 400/533/600 MHz |
| Asynchronous memory clock | yes | yes | yes | yes |
| FSB overclocking | up to 200 MHz | up to 166 MHz | up to 166 MHz | up to 200 MHz |
| Max. # DIMM-Slots | 3 | 4 | 3 | 4 |
| Max. Memory | 3072 MB | 2048 MB | 3072 MB | 2048 MB |
| SDRAM Support | no | no | yes | no |
| DDR SDRAM Support | yes | no | yes | no |
| Dual DDR SDRAM Support | no | no | no | no |
| RDRAM Support (Rambus) | no | yes | no | yes |
| Dual RDRAM Support (Rambus) | no | yes | no | yes |
| Ultra-DMA/33/66/100 | yes / yes / yes | yes / yes / yes | yes / yes / yes | yes / yes / yes |
| Ultra-DMA/133 | no | no | no | yes |
| Max. # USB | 4 | 4 | 4 | 4 |
| USB 2.0 | yes | no | no | yes |
| Max.# PCI Slots | 6 | 6 | 6 | 6 |
| Integrated Graphics | yes, 845GEno, 845PE | no | yes | yes |
| AGP 1x / 2x / 4x | yes / yes / yes | yes / yes / yes | yes / yes / yes | yes / yes / yes |
| AGP 8x | no | no | no | yes |
| Hyper-Threading Support | yes | yes | no | no |
The table above lists all chipsets currently available for the Intel platform (socket 478). We did not take older chips with SDRAM support, such as the Intel 845, into account. Here's why: boards with these chips have not been produced or offered on the market for a long time.
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