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RamCity guarantees 100% that all modules below are compatible with the HP/Compaq Pavilion a1000 Series Desktop a1013w

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RamCity 1GB CL3 240-pin DIMM
Part #. ABD • DDR2-400 / PC2-3200 • CL3 • 1.8V • 16-chip 64M x8 •  more info
Buy new: $92.99 $72.99

7 in Stock Free Shipping Guaranteed Compatible

RamCity 1GB CL3 184-pin DIMM
Part #. ACZ • DDR-400 / PC3200 • CL3 • 2.5V • 16-chip 64Mx8 •  more info
Buy new: $107.99 $83.99

34 in Stock Free Shipping Guaranteed Compatible

Kingston 1GB CL3 240-pin DIMM
Part #. KTH-XW4200/1G • DDR-400 / PC3200 • CL3 • 1.8V •  more info
Buy new: $96.99 $75.99

Ships in 7 Days Free Shipping Guaranteed Compatible

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We guarantee your memory upgrade will be 100% compatible, or return it within 1 Whole Year for a full refund.
Need some help installing your upgrade? See our guides and videos.
System Specifications
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).
Standard Memory:
  • 256MB (Removable) or
  • 512MB (Removable) or
  • 1GB (Removable)
Maximum Memory:
  • 4GB
Expansion:
  • 4 Sockets
CPU/Chipset:
  • Intel Pentium 4 3 GHz Intel 915GV
Bus Architecture:
  • PCI; PCI Express; SSD - SATA 2.5-inch; USB
Mfr's System P/N's:
  • PS574AA
Upgrade Path:
  • Virtually any configuration up to 4GB can be reached using 1GB modules.