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Guaranteed-compatible upgrades for your
HP/Compaq Presario CQ40 Series Notebook CQ40 (CQ40-100) Series (CTO)

  • Computer Memory
  • Internal Hard Drives
  • Solid State Drives
  • External Hard Drives
  • Accessories
  • Other

System Specifications
Maximum Memory:
  • 8 GB (4GB max with current Kingston products)
  • 2 Sockets
Standard Memory:
  • 1 GB (Removable) or
  • 2 GB (Removable) or
  • 4 GB (Removable) or
  • 6 GB (Removable)
  • Intel Core 2 Duo Intel GM45
  • AMD Turion X2 Ultra Mobile AMD M780G
  • AMD Turion X2 Dual-Core Mobile AMD M780G
  • AMD Athlon 64 X2 Dual-Core AMD M780G
Bus Architecture:
  • USB
Upgrade Path:
  • Virtually any configuration up to 4GB can be reached using any combination of 1GB and 2GB modules.
  • MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel mode, if supported.
  • If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation).
  • Maximum configurations require a 64-bit operating system