Guaranteed compatible upgrades for:

HP/Compaq Pavilion a1000 Series Desktop a1257c / a1257c-b


System Specifications
Maximum Memory:
  • 4GB
Expansion:
  • 4 Sockets
Standard Memory:
  • 256MB (Removable) or
  • 512MB (Removable) or
  • 1GB (Removable)
CPU/Chipset:
  • Intel Pentium 4 3 GHz
Bus Architecture:
  • AGP; PCI; USB
Mfr's System P/N's:
  • EG140AA
Upgrade Path:
  • Virtually any configuration up to 4GB can be reached using 1GB modules.
Comments:
  • 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 or less (depending on system configuration and memory allocation).