8GB KIT (2 x 4GB) For Sony Vaio VPC Series VPCEB43FX VPCEB43FXT VPCEB44FX VPCEB45FG VPCEB45FX VPCEB46FD VPCEB46FG VPCEB46FX VPCEB47GM VPCEB490X (CTO) VPCEB4AFD VPCEB4AFX VPCEB4AHJ VPCEB4B4E VPCEB4BGX VPCEB4C5E VPCEB4CGX VPCEB4D4E VPCEB4E1E VPCEB4E4E VPCEB4E9E VPCEB4EFX VPCEB4FFX VPCEB4GFX VPCEB4HGX VPCEB4J0E VPCEB4KFX VPCEB4L1E VPCEB4L9E VPCEB4LFX VPCEB4X0E VPCEB4X1E VPCEB4X5E VPCEB4Z0E. 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 Sony Vaio VPC Series. (See Compatibility List Below)