The Sony Vaio PCG models shown in the title are fully compatible withthis matching pair of 4GB DDR3 memory modules.Please send us a message if you still have compatibility questions.

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. If you prefer a particular brand please let us know before you buy in order to confirmavailability.