The NEC MC-458CB646LFA-A80 64MB PC100 SDRAM DIMM is a single module memory module with a total capacity of 64MB, designed for use in computers that require DDR SDRAM memory. Manufactured by NEC, this module features ECC memory, which provides error correction for improved reliability. The PC-100 bus speed ensures compatibility with older systems, making it a suitable choice for maintaining performance in older or vintage computers.
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