4GB KIT (2 x 2GB) For HP-Compaq G Notebook Series G50 (DDR2) G50-100EA G50-102NR G50-103NR G50-104NR G50-106NR G50-108NR G50-109NR G50-110EA G50-111NR G50-112NR G50-113CA G50-116CA G50-118NR G50-121CA G50-122CA G50-123NR G50-124NR G50-126NR G50-133US G50-201CA G50-209CA G50-211CA G50-213CA G50-215CA G50-219CA G56 (DDR2) G56-107SA G56-108SA G56-113SA G56-114SA G56-115SA G56-116SA G56-130SA. SO-DIMM DDR2 NON-ECC PC2-5300 667MHz RAM Memory. Genuine A-Tech Brand. 4GB KIT (2 x 2GB) SO-DIMM DDR2 NON-ECC PC2-5300 667MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For HP-Compaq G Notebook Series. (See Compatibility List Below)