DDR400 Kills Rambus: Shooting Star SiS 648 for P4

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Comparison: Chipsets For Pentium 4

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Chipset Intel 850E Intel 845G Intel 845E SiS 648 SiS 645DX SiS 645 Intel 850
Introduction May 2002 May 2002 May 2002 July 2002 March 2002 November 2001 January 2001
Processor Plattform Socket 478 Socket 478 Socket 478 Socket 478 Socket 478 Socket 478 Socket 423/478
Supported CPU Intel Pentium 4 Intel Pentium 4 Intel Pentium 4 Intel Pentium 4 Intel Pentium 4 Intel Pentium 4 Intel Pentium 4
Chipset Northbridge Intel KC82850E Intel RG82845G Intel RG8245EES SiS 648 SiS 645DX SiS 645 Intel KC82850
Chipset Southbridge Intel 82801 BA Intel 82801 DB Intel 82801 DB SiS 963 SiS 961 SiS 961 Intel 82801 BA
Front Side Bus Clock 100/133 MHz 100/133 MHz 100/133 MHz 100/133/166 MHz 100/133 MHz 100 MHz 100/133 MHz
Memory Clock 400 MHz/533 MHz 100/133/166 MHz 100/133 MHz 100/133/166/200 MHz 100/133/166/200 MHz 100/133 MHz 400 MHz
Asynchronous Memory Clock yes yes yes yes yes yes yes
FSB-Overclocking up to 166 MHz up to 166 MHz up to 166 MHz up to 200 MHz up to 166 MHz up to 133 MHz up to 133 MHz
max. # DIMM-Slots 4 3 3 3 3 3 4
max. Memory 2048 MB 3072 MB 3072 MB 2048 MB 3072 MB 3072 MB 2048 MB
SDRAM Support no yes yes no yes yes no
DDR SDRAM Support no yes yes yes yes yes no
VC SDRAM Support no no no no no no no
RDRAM Support (Rambus) yes no no no no no yes
Dual RDRAM Support (Rambus) yes no no no no no yes
Ultra-DMA/33/66/100 yes/yes/yes yes/yes/yes yes/yes/yes yes/yes/yes yes/yes/yes yes/yes/yes yes/yes/yes
Ultra-DMA/133 no no no yes no no no
Max. # USB 4 4 4 6 4 4 4
USB 2.0 no yes yes yes no no no
Max.# PCI Slots 6 6 6 6 6 6 6
Integrated Graphics no yes no no yes yes no
AGP 1x / 2x / 4x yes / yes / yes yes / yes / yes yes / yes / yes yes / yes / yes yes / yes / yes yes / yes / yes yes / yes / yes
AGP 8x no no no yes no no no
ACPI Features yes yes yes yes yes yes yes