8GB KIT (2 x 4GB) For Acer Aspire Series 7741G-6480 7741Z 7741Z-4433 7741Z-4485 7741Z-4641 7741Z-4839 7745-7949 7745G (Quad Core) (4 Slots) 7750 7750-6669 7750G 7750G-2638 7750G-6444 7750G-6645 7750G-6662 7750G-6854 7750G-6857 7750G-9657 7750G-9810 7750G-9823 7750Z 7751 8735G 8940G 8942 8950G 8950G-2638G1 8951G 8951G-9600 8951G-9630 AS4250-xxx AS4743-6481 AS5250-0327 AS5250-0468. SO-DIMM DDR3 NON-ECC PC3-10600 1333MHz RAM Memory. Genuine A-Tech Brand. 8GB KIT (2 x 4GB) SO-DIMM DDR3 NON-ECC PC3-10600 1333MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Acer Aspire Series. (See Compatibility List Below)