Intel D845GRG Technical Product Specification for Intel Desktop Boards using t - Page 9

Product Description - processor support

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1 Product Description 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the major features. Table 1. Feature Summary Form Factors1 Processor Memory2 • ATX • microATX • Support for an Intel® Pentium® 4 processor in a µPGA478 socket with a 400/533 MHz system bus • Support for an Intel® Celeron® processor in a µPGA478 socket with a 400 MHz system bus • Two DIMM sockets supporting one of the following: − 2.5 V (only) 184-pin 200/266 MHz Double Data Rate (DDR) SDRAM DIMMs with gold-plated contacts − 3.3 V (only) 168-pin 133 MHz Single Data Rate (SDR) SDRAM DIMMs with gold-plated contacts • Support for up to 2 GB system memory NOTE: Desktop Boards using the Intel ® 845G Chipset have been designed to support DIMMs based on 512 Mbit technology for a maximum onboard capacity of up to 2 GB, but this technology has not been validated. Chipset Intel 845G Chipset, consisting of: • Intel® 82845G Graphics and Memory Controller Hub (GMCH) • Intel® 82801DB I/O Controller Hub (ICH4) Audio3 • 4 Mbit Firmware Hub (FWH) Audio subsystem for AC '97 processing using the Analog Devices AD1981A codec continued 1 Form factors are product-dependent. For more information, refer to the Product Supplement Document for your Desktop Board. 2 Memory support (DDR SDRAM or SDR SDRAM) is product-dependent. For more information, refer to the Product Supplement Document for your Desktop Board. 3 Contact your Intel sales representative to determine if the audio subsystem is present on your Intel Desktop Board. 9

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9
1 Product Description
1.1 Overview
1.1.1
Feature Summary
Table 1 summarizes the major features.
Table 1.
Feature Summary
Form Factors
1
•
ATX
•
microATX
Processor
•
Support for an Intel
®
Pentium
®
4 processor in a
µ
PGA478 socket with a
400/533 MHz system bus
•
Support for an Intel
®
Celeron
®
processor in a
µ
PGA478 socket with a 400 MHz
system bus
Memory
2
•
Two DIMM sockets supporting one of the following:
−
2.5 V (only) 184-pin 200/266 MHz Double Data Rate (DDR) SDRAM DIMMs
with gold-plated contacts
−
3.3 V (only) 168-pin 133 MHz Single Data Rate (SDR) SDRAM DIMMs with
gold-plated contacts
•
Support for up to 2 GB system memory
NOTE:
Desktop Boards using the Intel
®
845G Chipset have been designed to
support DIMMs based on 512 Mbit technology for a maximum onboard
capacity of up to 2 GB, but this technology has not been validated.
Chipset
Intel 845G Chipset, consisting of:
•
Intel
®
82845G Graphics and Memory Controller Hub (GMCH)
•
Intel
®
82801DB I/O Controller Hub (ICH4)
•
4 Mbit Firmware Hub (FWH)
Audio
3
Audio subsystem for AC
‘
97 processing using the Analog Devices AD1981A codec
continued
1
Form factors are product-dependent.
For more information, refer to the Product Supplement Document for
your Desktop Board.
2
Memory support (DDR SDRAM or SDR SDRAM) is product-dependent.
For more information, refer to the
Product Supplement Document for your Desktop Board.
3
Contact your Intel sales representative to determine if the audio subsystem is present on your Intel
Desktop Board.