Guaranteed compatible upgrades for:

Sony VAIO VGN-B Series VGN-BX394VP

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System Specifications

Maximum Memory:

2GB

Expansion:

2 Sockets

Standard Memory:

512MB (Removable) or
1GB (Removable)

CPU/Chipset:

Intel Core 2 Duo 1.66 GHz Intel 945GM

Bus Architecture:

PC Card; USB 2.0/3.x Type-A

Upgrade Path:

Virtually any configuration up to 2GB can be reached using 1GB modules.