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HPCompaq part numbers412363-001 /452062-001 / 454922-001 / 461949-001/ 491591-001 are fully compatible with any HP laptop that requires 1GB PC2-5300 or 1GB PC2-6400 memory modules.

Buy with ConfidenceWe havesoldover 25,000 memoryupgradesworldwideand still haveexceptional response becauseweconsistentlymeet or exceedcustomer expectations.

Weship extremely fast - never later than the next business day. Itwill getto you quickly andis guaranteed to work flawlessly when installed. You can count on it!

Our memorymodules areguaranteed to work andwe offer alifetimewarranty exchangeagainst manufacturing defects.We also accept returnsin original condition within 60 days of delivery for a full refund lessshipping charges.Installation assistance and technical supportby email or telephone isavailable free of charge.

Please note:We cannot always ship the exact module pictured since it may not be in our inventory at the time it's sold. You may receive Samsung, Micron, Hynix, Nanya, Kdata, Kingston, Elpida or Crucial among others. All are fairly equal in performance and durability, but if you prefer a particular brand please let us know before you buy in order to confirmavailability.