Sony Vaio VGN CR490EBW Memory
Maximum Memory: 4gb
Base Memory: 256mb/512mb (Removable)
Upgrade Sockets: 2 (2 banks of 1)
MODULES MAY BE INSTALLED ONE AT A TIME; however, they must be added in like pairs to take advantage of Dual Channel Mode. If 4GB is installed, the recognized memory may be reduced to 3.5GB in some cases or less depending on operating system configuration and memory allocation.
256Mb Part Number: VGP-MM256M
512Mb Part Number: VSC-T6464AC667
1Gb Part Number: VSC-T12864AC667
2Gb Part Number: VGP-MM2GA
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