Guaranteed compatible upgrades for:

Toshiba Satellite C640D Series C640D (PSC06L-002002)

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System Specifications
Maximum Memory:
  • 4 GB using a 32-bit Operating System
  • 8 GB using a 64-bit Operating System
  • 2 Sockets
Standard Memory:
  • 2 GB (Removable) or
  • 4 GB (Removable) or
  • 6 GB (Removable)
  • AMD E-Series APU 1.6 GHz AMD A50M (Hudson-M1)
Bus Architecture:
  • SSD - SATA 2.5-inch 9.5mm; USB
Mfr's System P/N's:
  • PSC06L-002002; PSC06L-002003; PSC06L-003002; PSC06L-003003; PSC06L-005002; PSC06L-005003; PSC34L-003002; PSC36L-002002; PSC36L-002003; PSC36L-003003
Upgrade Path:
  • Virtually any configuration up to 8GB can be reached using any combination of 2 and 4GB modules.
  • If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation)