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Intel® NX440LX Motherboard
Tested Memory

End of Interactive Support
Intel is announcing the end of interactive support for the Intel® NX440LX Motherboard. See the End of Interactive Support Announcement for details.

Contents

Important Notes

System Memory Combinations
The motherboard has three, dual inline memory module (DIMM) sockets. Minimum memory size is 16 MB; maximum memory size is 384MB. The BIOS automatically detects memory type, size and speed.

The motherboard supports the following memory features:

  • 168-pin DIMMs with gold-plated contacts
  • 66 MHz unbuffered SDRAM only
  • Non-ECC (64-bit) and ECC (72-bit) memory
  • 3.3 V memory only
  • Single- or double-sided DIMMs in the following sizes:


DIMM Size Non-ECC Configuration ECC Configuration
16 MB 2M x 64 2M x 72
32 MB 4M x 64 4M x 72
64 MB 8M x 64 8M x 72
128 MB 16M x 64 416M x 72

Memory can be installed in one, two or three sockets. Memory size can vary between sockets.

DIMM Vendors - Web Sites
The list below contains vendors that have tested their memory for Intel® NX440LX Motherboards and that have their products listed on their own website. Please visit their sites to obtain information on their products.

DIMM Vendors - SDRAM Non-ECC DIMMs
Synchronous DRAM (SDRAM) improves memory performance through memory access that is synchronous with the memory clock. This simplifies the timing design and increases memory speed because all timing is dependent on the number of memory clock cycles.

Note: To function properly, SDRAM DIMMs must meet the Intel® 4-clock, 66 MHz, unbuffered SDRAM specification for either 64-bit or 72-bit SDRAM. See the Technical Product Specification for more information.

The following tables list DIMMs that have been tested. DIMMs that are not listed should also function properly as long as their specifications are compatible with the devices listed below. In general, DIMM devices that are faster than those specified for a given platform will work, although no extra performance will be realized.

Vendor Test Vendor Part Number
1M x 64 (8 MB), Non-parity
None at this time.    
2M x 64 (16 MB), Non-parity
None at this time.    
4M x 64 (32 MB), Non-parity
Micron FULL MT16LSDT464AG-66CL2
NEC FULL MC-454AD644F-A67
8M x 64 (64 MB), Non-parity
Samsung FULL KMM366823ATL-G2
Samsung FULL KMM366S823ATL-G0
16M x 64 (128 MB), Non-parity
None at this time.    


DIMM Vendors - SDRAM ECC DIMMs
Error checking and correcting (ECC) memory detects multiple-bit errors and corrects single-bit errors. When ECC memory is installed, the BIOS supports both ECC and non-ECC mode. ECC mode is enabled in the Setup program. The BIOS automatically detects if ECC memory is installed and provides the Setup option for selecting ECC mode. If non-ECC memory is installed, the Setup option for ECC mode does not appear.

The following table describes the effect of using Setup to put each memory type in each supported mode. Whenever ECC mode is selected in Setup, some performance loss occurs.

Memory Error Detection Mode Established in Setup Program
  ECC Disabled ECC Enabled
Non-ECC DIMM No error detection N/A
ECC DIMM No error detection Single-bit error correction,
multiple-bit detection


The following tables list DIMMs that have been tested. DIMMs that are not listed should also function properly as long as their specifications are compatible with the devices listed below. In general, DIMM devices that are faster than those specified for a given platform will work, although no extra performance will be realized.

Vendor Test Vendor Part Number
2M x 72 (16 MB), ECC
None at this time.    
4M x 72 (32 MB), ECC
NEC FULL MC454AC724F-A10
8M x 72 (64 MB), ECC
None at this time.    
16M x 72 (128 MB), ECC
NEC FULL MC4516CC724F-A10

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This applies to:
Intel® NX440LX Motherboard



Solution ID: CS-013581
Date Created: 21-Jul-2004
Last Modified: 31-Oct-2006
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