Guaranteed compatible upgrades for:

HP/Compaq Pavilion a1000 Series Desktop a1330e Series (CTO)

System Specifications
Maximum Memory:
  • 2GB
  • 4 Sockets
Standard Memory:
  • 512MB (Removable) or
  • 1GB (Removable)
  • AMD Athlon 64 ATi RADEON XPRESS 200/200P (RS480)
Bus Architecture:
  • USB
Upgrade Path:
  • Virtually any configuration up to 2GB can be reached using any combination of 512MB and 1GB modules.
  • Although it is physically possible to install more memory, HP recommends no more than 2GB maximum be installed.