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Desktop Board Features
13
Processor
CAUTION
Failure to use an ATX12V or SFX-12V power supply, or not connecting the additional power
supply lead to Desktop Board D845PEMY may result in damage to the desktop board and/or power
supply.
Desktop Board D845PEMY supports a single Intel Pentium 4 processor or Intel Celeron processor.
Processors are not included with the desktop board and must be purchased separately.
The processor connects to the desktop board through the mPGA-478-pin socket. The Intel
Pentium 4 processor or Intel Celeron processor may be removed and replaced with supported
higher speed processors.
Desktop Board D845PEMY supports the processors listed in Table 3.
Table 3. Processor Support
Type
Processor
Number Designation (GHz)
System Bus
(MHz)
L2 Cache
(KB)
N/A* 2.80A and 2.40A 533 1024
N/A 2.80, 2.66, 2.53,
2.40B, and 2.26
533 512
Intel
®
Pentium
®
4 processor
N/A 2.60, 2.50, 2.40,
2.20, and 2.0A
400 512
335 2.80 533 256
330 2.66 533 256
325 2.53 533 256
Intel
®
Celeron
®
D processor
320 2.40 533 256
Intel Celeron processor N/A 2.80, 2.70, 2.60,
2.50, 2.40, 2.30,
2.20, 2.10, 2.0, and
1.8A
400 128
*N/A = Not applicable to this processor.
Desktop Board D845PEMY requires an ATX12V compliant power supply to function according to
desktop board specifications. The board has two ATX12V compliant power supply connectors that
are needed to provide extra power to the Intel D845PE chipset and Intel processor.
Related Links:
Go to the following links or pages for more information about:
• Supported Intel
®
processors for Desktop Board D845PEMY
http://support.intel.com/support/motherboards/desktop/
• Instructions on installing or upgrading the processor, see page 26 in Chapter 2
• The location of the two power connectors, see page 35 in Chapter 2