Behind The Silicon Curtain: Exclusive Test Of The P4/2666 With 533 MHz Rambus

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Pictures Of Our Test System

Watercooling: The new heatsink from Innovatek.

This table lists all Intel chipsets for the 478 platform.

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Chipset	Intel 850E	Intel 850	Intel 845D	Intel 845
Introduction	June 2002	January 2001	December 2001	July 2001
Processor Plattform	Socket 478	Socket 423/478	Socket 478	Socket 423/478
Supported CPU	Intel Pentium 4	Intel Pentium 4	Intel Pentium 4	Intel Pentium 4
Multiprocessor Support	yes	yes	no	no
Chipset Northbridge	Intel KC82850E	Intel KC82850	Intel 82845	Intel 82845
Chipset Southbridge	Intel 82801 BA	Intel 82801 BA	Intel 82801 BA	Intel 82801 BA
Front Side Bus Clock	100/133 MHz	100/133 MHz	66/100/133 MHz	66/100/133 MHz
Memory Clock	400 MHz/533 MHz	400 MHz	100/133 MHz DDR-SDRAM	100/133 MHz SDRAM
Asynchronous Memory Clock	yes	yes	yes	yes
FSB-Overclocking	up to 166 MHz	up to 133 MHz	up to 166 MHz	up to 180 MHz
max. # DIMM-Slots	4	4	3	4
max. Memory	2048 MB	2048 MB	2048 MB	2048 MB
SDRAM Support	no	no	no	yes
DDR SDRAM Support	no	no	yes	no
VC SDRAM Support	no	no	no	no
RIMM Support (Rambus)	yes	yes	no	no
Dual RIMM Support (Rambus)	yes	yes	no	no
Ultra-DMA/33/66/100	yes/yes/yes	yes/yes/yes	yes/yes/yes	yes/yes/yes
Ultra-DMA/133	no	no	no	no
Max. # USB	4	4	4	6
USB 2.0	yes	no	no	yes
Max.# PCI Slots	6	6	6	6
Integrated Graphics	no	no	no	no
AGP 1x / 2x / 4x	yes / yes / yes	yes / yes / yes	yes / yes / yes	yes / yes / yes
ACPI Features	yes	yes	yes	yes