Guaranteed compatible upgrades for:

Sony VAIO PCG-GRT Series PCG-GRT390ZG

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System Specifications

Maximum Memory:

2GB

Expansion:

2 Sockets

Standard Memory:

512MB (Removable) or
1GB (Removable)

CPU/Chipset:

Intel Pentium 4-M 3.2 GHz

Bus Architecture:

PC Card

Upgrade Path:

Virtually any configuration up to 2GB can be reached using 512MB and 1GB modules.