Comparision: Chipsets For The Pentium 4 Swipe to scroll horizontally
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.